Wikipedia
Al-Jubba'i
Abu 'Ali Muhammad al-Jubba'i (; died c. 915) was an Arab Mu'tazili theologian and philosopher of the 10th century. Born in Khuzistan, he studied in Basra where he trained Abu al-Hasan al-Ash'ari, who went on to found his own theological tradition, and his son Abd al-Salam al-Jubba'i.