This book is an English translation of the award-winning book by Mohammad Ali Amir-Moezzi on the Book of the Proof (Kitab al-Hujja) part of the Sufficient Book (Kitab al-Kafi), authored by one of the most celebrated religious authorities and a foundational figure of Shi’i Islam, Muhammad ibn Ya'qub al-Kulayni (d. ca. 940 CE). The significance of this source for the formation and development of Shi’i beliefs and doctrines cannot be overestimated. Whilst the field of Shi’i studies is still dominated by works focused on legal, political, or theological...

This book is an English translation of the award-winning book by Mohammad Ali Amir-Moezzi on the Book of the Proof (Kitab al-Hujja) part of the Sufficient Book (Kitab al-Kafi), authored by one of the most celebrated religious authorities and a foundational figure of Shi’i Islam, Muhammad ibn Ya'qub al-Kulayni (d. ca. 940 CE). The significance of this source for the formation and development of Shi’i beliefs and doctrines cannot be overestimated. Whilst the field of Shi’i studies is still dominated by works focused on legal, political, or theological...