How old are the Êzîdî really?

In short: The question has three correct answers, depending on what you are dating. Today’s Êzîdî religion as an institution is around 850 years old (Şêx Adî, 12th c.). Its religious substratum reaches back through the Indo-Iranian Mithra tradition into the Mitannî era (ca. 1500 BCE, ~3,500 years) and into ancient Mesopotamian motif-worlds. The Êzîdî calendar (Çarşema Sor) counts from creation, 2026 corresponds to the year ~6,776. This article explains why all three numbers are correct, what the research supports, and what is mere oversimplification.

Methodology: The academic outside perspective and Êzîdî self-statements are reported separately. Every thesis is attributed to a source (author year). The Sirr taboo is observed: Heft Sirran contents are mentioned only structurally, not detailed in content; the tabooed word stands as “[Unspoken]”.

1. Why “4,000,” “7,000,” and “oldest religion” are all correct: the layer logic

The three popular statements only seem contradictory because they date three different things. Whoever separates them dissolves the dispute:

• If an Êzîdî says “our religion is 7,000 years old,” he means L3 (the calendar).
• If someone says “4,000 years old,” he means L2 (the Indo-Iranian substratum / Mitannî echo).
• If an academic says “emerged in the 12th century,” he means L1 (the institution).

Each statement is correct on its own layer. The rest of the article fills these three layers with evidence.

The three research positions at a glance

Important: B and C do not contradict each other. C describes the consolidation of today’s form, B the religious substratum from which it was shaped. They operate on different layers (L1 and L2 respectively).

2. L1: The institution: secured since the 12th century

2.1 Şêx Adî as consolidator: the hard historical anchor

Şêx Adî ibn Musafir (ca. 1072/75–1162 CE) migrated from the Beqaa Valley (Lebanon) to Baghdad, was a student of well-known Sufis (among them Aḥmad al-Ghazālī, ʿAbd al-Qādir al-Jīlānī) and settled in the early 1100s in Lalîş in the Mosul highlands, where he founded the ʿAdawiyya Sufi order (Encyclopaedia Iranica, “Yazidis i. General”; Açıkyıldız 2010; Britannica).

Decisive is what he found there. The Enc. Iranica describes an already existing Kurdish community whose belief was “a mixture of Zoroastrianism, Manichaeism, ancient Iranian religions.” Şêx Adî acted upon this substratum, he did not found it. This is precisely what the Êzîdî self-description means, which calls him a reformer of the oldest religion, not an inventor (Spät 2008; Açıkyıldız 2010; Kreyenbroek 1995).

The historical dating is hard-evidenced:

• ca. 1167 CE: ʿAbd al-Karīm al-Samʿānī (d. 1167) in Kitāb al-Ansāb mentions for the first time a community “al-Yazīdiyya” near Ḥulwān/Mosul. The first non-Êzîdî attestation, undisputed (Enc. Iranica; World History Encyclopedia).
• 1162 CE: Death of Şêx Adî; his tomb in Lalîş becomes a pilgrimage center.
• ca. 1195–1254 CE: Şêx Hesen (Adī II): the community becomes increasingly Kurdish-dominated and diverges from Islamic orthodoxy.
• 1254 CE: Şêx Hesen is executed in Mosul by the atabeg Badr al-Dīn Luʾluʾ. This is academically regarded as the line from which “ʿAdawiyya” unambiguously becomes “Yazidiyya.”

Conclusion: The Êzîdî religion in its present institutional form is securely traceable since the 12th c. and consolidated as an independent religion by ca. 1400 CE, that is around 850 years (Kreyenbroek 1995, ch. “The Early History”; Açıkyıldız 2010; Enc. Iranica).

2.2 The oral tradition (Qewl): old material, young genre

Omarkhali (2017) is the authoritative study here: more than 1,150 Êzîdî religious texts (Qewl, Beyt, Çîrok, Duʿa) are documented; the systematic written fixation begins only from the 1970s onward (Kreyenbroek 1995; Omarkhali 2017).

The oldest Qewlê point thematically to pre-Islamic times, but their concrete composition can rarely be clearly dated before the 12th–14th c. CE; Allison (2001) sees some core bodies fixed in the 15th–17th c. That is to say: the Qewl tradition transports old material (motifs, images), but as a literary genre it is concentrated on post-Adawi Êzîdîsm.

2.3 Continuity through persecution: the fermân tradition

Êzîdî traditionally count their history in fermânê (Ott. fermān = decree → genocidal order). The popular count is 74 fermân, the last = the IS genocide of 2014. Hard-evidenced historically are, among others:

The historian Amed Gökçen points out that the number 74 is traditional-mnemonic and not every individual case is hard-datable; the historical fact of cyclical genocides is, however, academically unambiguous (Kiernan ed. 2023). Relevance for the age question: Whoever has been persecuted as a closed group since the 13th c. has been tangible as an identifiable religious identity since the 13th c., a further piece of evidence for L1 (~800 years).

3. L2: The substratum: Indo-Iranian and Mesopotamian roots

On this layer lies the “4,000-year” answer. The research agrees that there is a pre-Islamic substratum, it disputes how deep and how closed it is.

3.1 The Indo-Iranian heritage (Kreyenbroek)

Kreyenbroek (1995, 2013) is the central authority. His argument is typological, not genealogical: the deep structure of the Êzîdî cosmogony, the White Pearl, the Seven celestial beings, the bursting forth of creation, is so close to the Avestan cosmogony that a common proto-myth must be assumed, one that is older than Zarathustra’s reform:

“The original substratum was a form of Indo-Iranian religion, comparable to that which we know from the Vedas and Avesta, but in some respects probably more archaic than either of these. […] Mithra-like elements remain prominent.” (Kreyenbroek 1995, pp. 53–54)

Important is the limit of this thesis: Kreyenbroek does not claim that the Êzîdî are direct descendants of a Mithras religion. He says: the deep structure of the Êzîdî cosmogony corresponds to the one reconstructible in pre-Zoroastrian Mithra belief. This is a reinterpretation of a shared heritage, not a line of descent.

3.2 The Mitannî connection: what it proves and what it does not

The “concrete 4,000 years” hang on the Mitannî kingdom (ca. 1500–1300 BCE), a Hurrian-speaking realm of Northern Mesopotamia with an Indo-Aryan elite. In the Mitannî–Hittite treaty (ca. 1380 BCE) Mitra, Varuṇa, Indra, Nāsatya are invoked as oath-gods (Fournet 2010), the earliest epigraphic trace of Indo-Iranian gods in this region.

Geographical continuity is concretely tangible: The Mitannî kingdom encompassed exactly today’s Êzîdî heartland (Ninewe, Şingal, Şêxan, the Lalîş valley). In 2022, during a drought, the Mitannî city Kemune/Zakhiku came to light at the Mosul reservoir (Tigris): a rescue excavation by P. Pfälzner (Tübingen), I. Puljiz (Freiburg), and H. A. Qasim (Kurdistan Archaeology Organization). It lies in the same valley system in which the Êzîdî live today.

What this supports: the typological affinity of the Êzîdî solar/Mithra tradition to a religious corpus that is demonstrable in the region from ca. 1500 BCE onward. Correctly formulated: “Theological elements of Êzîdîsm have typological parallels to religious forms attested in the Mitannî era.”

What this does not prove (and where popular texts overreach):

• Not “the Êzîdî are the direct descendants of the Mitannî.” The Mitannî were Hurrian-speaking with an Indo-Aryan elite, ethnically and linguistically not identical with the later Kurmancî-speaking Kurds.
• Not “Êzîdîsm is the Mitannî religion.” Sanders (2020) analyzes this narrative explicitly as a diasporic identity construction, not as a historical fact. Neither the Enc. Iranica nor the Wikipedia overviews know of a direct Mitannî→Êzîdî line.

Mitannî as a literal predecessor religion = folk tradition (weakly evidenced). Mitannî as one of several roots of the Indo-Iranian substratum = well defensible.

3.3 The Mesopotamian motif-world (Spät, Rodziewicz)

The Êzîdî heartland has, since ca. 3000 BCE, been the territory of the Sumerian-Akkadian-Assyrian-Babylonian high cultures. This is where Spät (2008, 2017) and Rodziewicz (2014, 2022) begin, again as motif parallels, not as a direct line:

• White Pearl: The motif of the pre-cosmic pearl from which the world emerges has parallels to Sumerian-Akkadian cosmogonies (Apsû-Tiāmat), to the Mandaean and Manichaean tradition, to Sufi mysticism (Ibn ʿArabī, al-Hallāj), and to Hellenistic Gnosis. Rodziewicz’s monograph Eros and the Pearl (2022) is the authoritative study and shows: the Êzîdî cosmogony lies at a crossroads of mystical traditions; it is no simple heritage of one religion.
• Seven divine beings / heptad: structural parallel to the Sumerian Anunnaki, the Zoroastrian Amesha Spenta, and the Gnostic-Mandaean seven archons.
• Harranian “Sabians” as a bridge: This late-antique star religion (Harran, until ca. the 11th c. CE) carried the heptad, star veneration, and Neoplatonic theology, elements that could enter the Kurdish religious sphere before Şêx Adî (Rodziewicz 2022).

Spät emphasizes that Êzîdî material often finds its closest parallels not in medieval Sufism but in the late-antique world of the Mandaeans, Gnostics, and Manichaeans, strata that “the 12th-century Adawiyya synthesis alone cannot explain” (Spät 2008).

Conclusion L2: Êzîdîsm shares motif material with ancient Mesopotamian religions. This supports the self-description “from the oldest cultural sphere of the world”, but not a direct religious dating “from 3000 BCE.”

3.4 Relationship to Zoroastrianism: sister, not mother

Açıkyıldız (2010), supported by Foltz (2013) and Kreyenbroek (1995), describes Êzîdîsm as a syncretic system that integrates elements from proto-Indo-European religions, early Zoroastrianism, Manichaeism, Sufism, and regional Mithraism. Decisive: she gathers indications that the Êzîdî tradition can precede Zoroastrianism (a common substratum), need not be derived from it.

Common to both are fire/sun worship, a purity/taboo system, the heptad, and the veneration of saints. What differs is central: Zoroastrianism knows an active ethical dualism (Ahura Mazda vs. Angra Mainyu); Êzîdîsm is monotheistic with one creator (Xwedê) and Tawûsî Melek as the highest angel, no counter-god, and absolute evil is not even formulated as an entity. Both are independent sister traditions with a common Indo-Iranian source (Kreyenbroek 1995, ch. 3).

3.5 Yazdânîsm: a popular but contested bracket

Mehrdad Izady (1992) coined the term Yazdânîsm (“Cult of Angels”): a supposedly original Kurdish religion, older than Zoroastrianism, with three modern heirs (Êzîdîsm, Yarsânîsm/Ahl-e Haqq, Kurdish Alevism).

Research draws a sharp distinction here:

• Rejected as a closed “system”: Foltz (2013, p. 219) calls Yazdânîsm “fabricated”, it owes “more to contemporary Kurdish national sentiment than to actual religious history.” Mir-Hosseini (1996) accuses Izady of wanting to grant the Ahl-e Haqq “a purely Kurdish pedigree” without supplying evidence.
• Accepted as a mere substratum observation: Foltz himself concedes that the underlying observation, that all three traditions preserve remnants of a pre-Islamic, pre-Zoroastrian Indo-Iranian substratum, has “merit and is broadly shared by other specialists.” Kreyenbroek (1995) too accepts “unmistakable similarities” between Êzîdîsm and Yarsânîsm, but rejects the label “Yazdânîsm” as a common system.

Conclusion: “Yazdânîsm” as a religious label is contested; the substratum statement behind it (an Indo-Iranian layer, older than Şêx Adî) is consensus.

3.6 The conservative counter-position (Asatrian/Arakelova)

Asatrian and Arakelova (2003, 2004, 2014) date emphatically late: the identifiable theological structures of Êzîdîsm are primarily late-medieval to early-modern, formed from Sufi currents (especially the ʿAdawiyya with extreme-Shiite overtones), local Kurdish-Iranian remnants, and late-antique Gnostic strata.

Kreyenbroek/Omarkhali (2016) criticize this position as too narrowly fixated on Islamic-mystical sources; it does not adequately appreciate the Indo-Iranian elements (heptad structure, Mithra affinity).

What both camps share: and this is the actual consensus: (a) the institutional religion is to be placed in the 12th–14th c.; (b) there is a pre-Islamic substratum; © there are considerable post-Adawi syncretism layers. The dispute concerns only the weighting: Asatrian/Arakelova emphasize the Islamic-Sufi share, Kreyenbroek/Omarkhali the Indo-Iranian one.

3.7 The linguistic finding

Êzîdî speak primarily Kurmancî / Êzdîkî (Northern Kurdish), a Western Iranian language. This places them linguistically-culturally within the broader Iranian (= Indo-Iranian) family, without thereby asserting a religious-historical identity with Persians or Zoroastrians. The religious terminology shows layers:

• Iranian heritage (e.g., Xwedê “God,” from Old Iranian huwa-tāwya-),
• Arabic loanwords (after the 7th c. CE),
• Aramaic traces (via the late-antique substratum).

Linguistically, then, the Êzîdî belong within an Indo-Iranian continuity whose religious layer was, from the 1st millennium BCE to the 1st millennium CE, increasingly blended with Semitic (Akkadian-Aramaic-Arabic) influences.

4. L3: The cosmogony: the calendar and self-understanding

Here lies the “7,000-year” answer, and on its own layer it is entirely consistent.

4.1 The Êzîdî calendar (Sharfadin calendar)

Çarşema Sor (the Red Wednesday festival) is the Êzîdî New Year, celebrated on the first Wednesday from 14 April onward. It commemorates the creation of the world: on this day Xwedê installs Tawûsî Melek as guardian of the world. The year count (also called the Sharfadin calendar) begins symbolically with this creation, 2026 corresponds to the Êzîdî year ~6,776 (ANF; PUKMedia; World History Encyclopedia; theamargi.com):

“The Yazidi calendar states that the religion, as well as the universe, is almost 7,000 years old, which is 5,000 years older than the Gregorian Calendar and 1,000 years older than the Jewish calendar.” (World History Encyclopedia, “Yazidism”)

Academic classification: This number is calendrical-theological, not historical-empirical, analogous to the Jewish (~5,786), Byzantine (~7,534), or Egyptian cosmological calendars. It does not date a religious history but sets a creation zero-point.

4.2 The self-understanding of the Êzîdî

• Mîr Tahsin Said Beg (d. 2019): “the Yazidi religion is one of the oldest religions in the region, its roots go back to pre-Islam and Christianity”, with reference to a pre-Semitic, pre-Abrahamic root (yazidis.info).
• Mîr Hazim Tahsin Beg (since 27 July 2019, son of the former): emphasizes in interviews (Rudaw, Kurdistan24) the “ancient, pre-Islamic and pre-Christian Kurdish tradition”; he rarely gives concrete year numbers.
• Diaspora organizations (Central Council of Êzîdî in Germany, Yazda, Free Yezidi Foundation): “one of the oldest monotheistic religions of the Near East,” partly with reference to 4,000–7,000 years.
• Nadia Murad (Nobel Prize 2018) in The Last Girl (2017): “one of the oldest religions in the world,” without quantitative dating, with an emphasis on cultural continuity.

In a strict theological reading (Heft Sirran tradition), Tawûsî Melek is pre-cosmic: and thus Êzîdîsm is structurally-logically older than any dating. This is not an empirical but a theological statement; both layers should be kept separate.

5. What is unambiguously false: six common errors

5.1 “Êzîdîsm is an Islamic sect”, false. Êzîdîsm has its own theology, its own pantheon, its own holy texts, its own pilgrimage center (Lalîş instead of Mecca), strict endogamy, and a caste system. It grew out of ʿAdawiyya Sufism, but has been independent at the latest since Şêx Hesen (1254) (Britannica; Açıkyıldız 2010; Enc. Iranica). The “Islamic sect” attribution rests on the confusion with the veneration of the caliph Yazid b. Muʿawiya, which is not central in the Êzîdî tradition itself.

5.2 “Êzîdîsm is Kurdish Zoroastrianism”, oversimplified. Both share an Indo-Iranian substratum, but are sister traditions with their own theology, their own texts, and their own centers (Açıkyıldız 2010; Kreyenbroek 1995; Foltz 2013). See §3.4.

5.3 “Tawûsî Melek = [Unspoken] / devil worship”, orientalist slander. In Êzîdî theology, absolute evil does not exist as a personalized counter-god; Tawûsî Melek is the highest angel and guardian of the world, not a fallen angel (Allison 2001; Spät 2008; Britannica). The taboo against uttering the word is respect for the Pure, not an act of worship. This slander was a fermân trigger from Ottoman times onward (Eppel 2019; Kiernan ed. 2023).

5.4 “The Êzîdî are ‘remnants of the Mitannî’”, tendentious. Academically not directly demonstrable; Sanders (2020) analyzes it as an identity construction. Correct: “The Êzîdî tradition carries elements of an Indo-Iranian layer that first becomes epigraphically tangible in the Mitannî era.” See §3.2.

5.5 “7,000 years, historically provable”, misleading. The number is theologically valid (the calendar), but not an archaeological date. Finds from the Chalcolithic (5000–3000 BCE) do not prove “the Êzîdî religion in its present form.” It is cultural memory and theological self-positioning. See §4.

5.6 “A pure new foundation of the 12th c. without a substratum”, likewise oversimplified. The counter-position, that Êzîdîsm is exclusively an Islamic-Sufi sect from Şêx Adî onward, ignores the evidenced Kurdish-Iranian substratum (Enc. Iranica; Açıkyıldız 2010), the old mythological layers (White Pearl, heptad, Mithra affinity), and the Mesopotamian-Sabian motifs (Rodziewicz 2022).

6. Synthesis: the balanced answer

Three statements, three layers, all correct:

"The institutional Êzîdî religion is ca. 850 years old (Şêx Adî, 12th c.; consolidated under Şêx Hesen until ~1400). Its theological building blocks: Heft Sirran, Tawûsî Melek, the Çarşema Sor cosmogony, the sun-Mithra affinity, point to an Indo-Iranian religious layer attested at least since the Mitannî era (ca. 1500 BCE, ~3,500 years), as well as to ancient Mesopotamian motif-worlds (White Pearl, heptad, Sabian-Harranian star veneration). The Êzîdî themselves count their calendar over ~6,776 years: a theological-cosmogonic count, comparable to the Jewish or Byzantine calendar."

What must not be said in this context: that Êzîdîsm is an Islamic sect (5.1) or Kurdish Zoroastrianism (5.2), that Tawûsî Melek is the devil (5.3), or that the 7,000 years are an archaeological date (5.5).

The academic outside perspective (L1) and the theological self-understanding (L3) do not contradict each other, they answer different questions. Scholarship dates the tangible institution; the religion dates creation. Letting both stand side by side is the most honest answer.

Comparison with three related traditions

Êzîdîsm shares structural affinities with all three (especially the pan-Indo-Iranian heptad), but as a system it is independent.

7. Original quotations of the most important scholars

Kreyenbroek (1995, Yezidism, pp. 3, 53–54):

“The Yezidi tradition seems to have preserved a religious system which, while it has been heavily influenced by Islam, particularly in its Sufi form, has retained much that is older than Islam, and which probably has its origin in an Iranian non-Zoroastrian tradition.”

Kreyenbroek (2013, “The Yezidi and Yarsan Traditions”):

“Both the Yezidi and Yarsan traditions have preserved elements that go back to a pre-Zoroastrian Indo-Iranian stratum. The cosmogonic narrative, the white pearl, the seven heavenly beings, is structurally so close to the Avestan cosmogony that a common ancestor cannot be doubted, while the figure of Mit(h)ra as the chief active divinity points back to a religious world that predates Zarathustra’s reform.”

Açıkyıldız (2010, The Yezidis):

“The Yezidi religion is an intricate syncretic system of belief, incorporating elements from proto-Indo-European religions, early Persian faiths like Zoroastrianism and Manichaeism, Sufism, and regional paganism like Mithraism.”

Asatrian & Arakelova (2014, The Religion of the Peacock Angel):

“The current shape of Yezidi religion is […] primarily late medieval, having been formed in the encounter of these older strata with the Adawiyya order.”

Rodziewicz (2022, Eros and the Pearl):

“The cosmogonic motif of the Pearl and Love finds analogous threads in Yarsanism, Mandaeism, Manichaeism, Zoroastrianism, Hinduism, and Greek philosophical concepts of Eros, all of which influenced the Yezidi tradition through the Sufi and Sabian channels of late antique and medieval Northern Mesopotamia.”

Spät (2008, Late Antique Motifs):

“Yezidi oral tradition has preserved a remarkable amount of material that finds its closest parallels not in medieval Sufism, but in the late antique world of Mandaeans, Gnostics, and Manichaeans.”

Foltz (2013, Religions of Iran, p. 219):

“Mehrdad Izady’s notion of a unified ‘Yazdânism’ […] is largely fabricated. […] Yet the underlying observation, that all three traditions preserve elements of a pre-Islamic, pre-Zoroastrian Indo-Iranian religious substratum, has merit and is broadly shared by other specialists.”

Encyclopaedia Iranica, “YAZIDIS i. GENERAL” (Kreyenbroek):

“The origin of the Yezidi religion is now usually seen by scholars as a complex process of syncretism, whereby the belief-system and practices of a local faith had a profound influence on the religiosity of adherents of the ʿAdawiyya sufi order […] and caused it to deviate from Islamic norms relatively soon after the death of its founder, Shaikh ʿAdi b. Mosāfer.”

8. Frequently asked questions (FAQ)

Is Êzîdîsm the oldest religion in the world? Theologically (Heft Sirran tradition), Tawûsî Melek is pre-cosmic and therefore structurally older than any other religion, historically-empirically this can neither be proven nor disproven. To be one of the oldest independent religions of the Near East is clearly defensible academically.

How old is the religion in numbers? Institutionally ~850 years (since Şêx Adî, 12th c.) · substratum ~3,500 years (Indo-Iranian layer since Mitannî) · calendrically ~6,776 years (Çarşema Sor count).

Are the Êzîdî descendants of the Mitannî? Not directly-ethnically (the Mitannî were Hurrian with an Indo-Aryan elite). But the Êzîdî live in the geographical heartland of the former Mitannî kingdom, and their tradition carries building blocks that typologically belong to its religious sphere.

Is Êzîdîsm an Islamic sect? No, academically unambiguous. Independent at the latest since 1254 (the death of Şêx Hesen): its own theology, holy texts, pilgrimage practice, endogamy, caste system.

Is Êzîdîsm Kurdish Zoroastrianism? No. Both share an Indo-Iranian substratum, but are sister traditions with their own theology and history.

When did Êzîdîsm become an independent religion? Academic consensus: between 1162 (the death of Şêx Adî) and 1254 (the death of Şêx Hesen); the consolidation of today’s form reaches into the 15th–17th c.

9. Glossary

10. Sources

Primary academic

• Allison, Christine (2001). The Yezidi Oral Tradition in Iraqi Kurdistan. Richmond: Curzon.
• Allison, Christine (2017). “The Yazidis”. Oxford Research Encyclopedia of Religion. OUP.
• Asatrian, Garnik & Arakelova, Victoria (2003). “Malak-Tāwūs: The Peacock Angel of the Yezidis”. Iran and the Caucasus 7(1/2): 1–36.
• Asatrian, Garnik & Arakelova, Victoria (2004). “The Yezidi Pantheon”. Iran and the Caucasus 8(2): 231–279.
• Asatrian, Garnik & Arakelova, Victoria (2014). The Religion of the Peacock Angel. Durham: Acumen/Routledge.
• Açıkyıldız, Birgül (2010, 2nd ed. 2014). The Yezidis: The History of a Community, Culture and Religion. London/New York: I.B. Tauris.
• Eppel, Michael (2019). “Genocidal Campaigns during the Ottoman Era: The Firmān of Mīr-i-Kura against the Yazidi Religious Minority in 1832–1834”. Genocide Studies International 13(1).
• Foltz, Richard (2013). Religions of Iran: From Prehistory to the Present. London: Oneworld. (Critique of Yazdânîsm, p. 219.)
• Fournet, Arnaud (2010). “About the Mitanni-Aryan gods”. Journal of Indo-European Studies 38(1–2).
• Kiernan, Ben et al. (eds.) (2023). The Cambridge World History of Genocide, Vol. III.
• Kreyenbroek, Philip G. (1992). “Mithra and Ahreman, Binyamin and Malak Tâwûs”. In: Recurrent Patterns in Iranian Religions (Studia Iranica 11).
• Kreyenbroek, Philip G. (1995). Yezidism: Its Background, Observances and Textual Tradition. Lewiston: Edwin Mellen Press.
• Kreyenbroek, Philip G. (2013). “The Yezidi and Yarsan Traditions”. In: M. Stausberg & Y. Vevaina (eds.), The Wiley Blackwell Companion to Zoroastrianism.
• Kreyenbroek, P.G. & Omarkhali, K. (2016). “Yezidi Spirits? A review article”. Iran and the Caucasus 20: 197–217.
• Mir-Hosseini, Ziba (1996). “Faith, Ritual and Culture among the Ahl-e Haqq”. In: Kreyenbroek & Allison (eds.), Kurdish Culture and Identity. London: Zed.
• Omarkhali, Khanna (2017). The Yezidi Religious Textual Tradition: From Oral to Written. Wiesbaden: Harrassowitz.
• Rodziewicz, Artur (2014). “Yezidi Eros”. Fritillaria Kurdica 3–4: 42–105.
• Rodziewicz, Artur (2022). Eros and the Pearl: The Yezidi Cosmogonic Myth at the Crossroads of Mystical Traditions. Berlin: Peter Lang.
• Sanders, Mija (2020). “Yezidis in ancient India, or Indians in ancient Mesopotamia?”. Journal of Ethnic and Cultural Studies 7(1).
• Spät, Eszter (2008). Late Antique Motifs in Yezidi Oral Tradition. Piscataway: Gorgias Press.
• Spät, Eszter (2017). “Late Antique Literary Motifs in Yezidi Oral Tradition: The Yezidi Myth of Adam”. Journal of the American Oriental Society 138(3).

Encyclopedic

• Encyclopaedia Iranica, “YAZIDIS i. GENERAL” (Kreyenbroek).
• Britannica, “Yazidi”.
• World History Encyclopedia, “Yazidism”.
• Pfälzner, P. / Puljiz, I. / Qasim, H. A. (2022): Rescue excavation Kemune/Zakhiku, Mosul reservoir (Universities of Tübingen & Freiburg, Kurdistan Archaeology Organization).

Community / self-statements

• Mîr Tahsin Said Beg (yazidis.info); Mîr Hazim Tahsin Beg (Rudaw, Kurdistan24, 2019–2024).
• Central Council of Êzîdî in Germany; Yazda; Free Yezidi Foundation; YezidiTruth.org.
• Çarşema Sor reports: ANF, PUKMedia, NLKA, theamargi.com (2023–2026).
• Murad, Nadia (2017). The Last Girl. New York: Tim Duggan Books.

With reservations

• Izady, Mehrdad (1992). The Kurds: A Concise Handbook. Washington: Taylor & Francis. (The Yazdânîsm thesis; politically motivated, to be used critically.)

Methodological note: This account cross-validates the three main positions (“4,000 / 7,000 years / oldest religion”) against the authoritative scholarly literature (Kreyenbroek, Açıkyıldız, Spät, Rodziewicz, Omarkhali, Allison, Foltz, Enc. Iranica) and community-internal sources. Where there are contradictions (e.g., Izady vs. Foltz/Mir-Hosseini, Asatrian/Arakelova vs. Kreyenbroek/Omarkhali), both sides are named. The Sirr taboo is upheld throughout.