**Ptolemaeus** the great astrologer authored the book Al-Magest [on astronomy and the book of 5 discourses and the book of 100 sayings and the wisdom of the constellations and a book on the shape of the earth, 64 years after the destruction, and lived 82 years (Yuchsin, Ma'amar 5, section 6)], in year 3892 [(Tzeda 72)].