 The most famous of the Harranian Sabians was Thabit ibn Qurra, who made great advances in alchemy, astronomy, and mathematics, citing his paganism as the reason for his ability.The author Antoine Faivre theorizes that Hermes Trismegistus is mentioned in the Qu'ran as well, under the name of Idris.Idris is also identified with Enoch, who is also identified with Hermes.