Explore the sacred texts and traditions of the Yezidis and the people who study them. This edition presents a translated Arabic manuscript that outlines the Yezidi sacred books, their origins, and the appendix of materials about belief, practice, and priestly structure. It also situates the Yezidis within a landscape of Western and Middle Eastern scholarship, showing how historians and clergy have interpreted their faith over time. The Introduction describes the manuscript’s sources, the Book of Revelation (Kitab al-Jilwah) and the Black Book, and the role of Seih *Adi in Yezidi lore. It also explains the manuscript’s composition, the languages involved, and how scholars have compared Arabic, Syriac, and Kurdish materials. The Appendix collects prayers, a description of the sacerdotal system, and a petition to the Ottoman government, among other documents. Learn what the Book of Revelation and the Black Book say about creation, deities, and Yezidi practices. See how the community’s leaders, rituals, and pilgrimages are described and understood. Understand the scholarly debate about origins, founders, and the sect’s name. Get a defense of the Yezidi tradition through notes on sources and translations. Ideal for readers of religious history, ethnography, and Middle Eastern studies who want a clear, contextual view of Yezidi beliefs that avoids sensationalism.