Dīwān Abī al-Faḍl al-ʻAbbās ibn al-Aḥnaf. Wa-fī ākhirihi Dīwān Jamāl al-Dīn Yaḥyá ibn Maṭrūḥ. - ʻAbbās ibn al-Aḥnaf, approximately 750-approximately 808,