The Book of Knowledge (Kitab al-?ilm) is the foundation of the forty books of the Revival of the Religious Sciences (I?ya? ?ulum al-din), Imam al-Ghazali’s magnum opus. In the Book of Knowledge, he de
Recently updated and expanded, this collection of early Sufi writings, drawn from northeastern Iran, elucidates the beliefs of a small circle of disciples called the People of Blame. Of interest to mo
