, Abū Saʿīd Ḥasan b. Bahrām , was the founder of Ḳarmaṭian power in East Arabia. Born at D̲j̲annāba on the Fārs coast, he is said to have become a flour merchant at Baṣra. He was crippled on the left side. His first mission as a Ḳarmaṭian is said to have been as a dāʿī in southern Īrān, where he had to go into hiding from the authorities. He was then sent to (mainland) Baḥrayn, where he married into a prominent family and won followers rapidly, perhaps among a group formerly attached to the line of Ibn-al-Ḥanafiyya.
We find that in 286/899 he had subjected a large part of Baḥrayn and taken…