al-Ḥasan al-Baṣrī, Abū Saʿīd b. Abī al-Ḥasan Yasār al-Baṣrī (21–110/642–728), known as Abū Muḥammad, Abū ʿAlī and Abū Saʿīd, a narrator of ḥadīth, Qurʾān commentator, theologian, preacher, one of the eight ascetics (al-zuhhād al-thamāniya) of the generation known as the tābiʿūn (Followers), and described by later generations as an early Sufi master with such honorific titles as sayy…