The True Vision of the Devil's Cult: Yezidi Holy Books and Traditions, a book written by Joseph and Isya, is a study of the mysterious religion of the Yezidis, also known as the Sheikhs, who belong to the Kurdish people. This book explores the history, sacred texts and rites of this ancient religion, which arouses interest and immerses the reader in the world of myths and rites associated with the cult of the Devil. The authors describe in detail the beliefs and traditions of the Yezidis from the point of view of religious, cultural and historical aspects, which makes this book interesting for a wide range of readers who are interested in world religions and mystical traditions.