837CE) in the reign of the Abbasid caliph Al-Mu'tasim;[1][2][3][8][9][10] Among his teachers were Abū Hātim as-Sijistāni, ar-Riāshi (Abū al-Faḍl al-'Abbās ibn al-Faraj al-Riyāshī)), Abd ar-Rahmān Ibn Abd Allah, surnamed nephew of al-Asmāi (Ibn Akhī’l Asmāi), Abū Othmān Saīd Ibn Hārūn al-Ushnāndāni, author of Kitāb al-Maāni,[2] al-Tawwazī, and al-Ziyādi. He quoted from the book Musālamāt al-Ashrāf (Gestures of Friendship of the Nobles) written by his paternal uncle al-Ḥasan ibn Muḥammad.[11] Ibn Duraid himself identified with the Qahtanite Arabs,[8] the larger confederacy of which Azd is a sub-group. Ibn Khallikān in his biographical dictionary gives his full name as: