- Abū ʿUmar al-Hāshimī al-Qāsim ibn Jaʿfar al-Baṣrī *
The imām, jurist, centenarian, musnid of Iraq, and judge—Abū ʿUmar al-Qāsim ibn Jaʿfar (1) ibn ʿAbd al-Wāḥid ibn al-ʿAbbās ibn ʿAbd al-Wāḥid, son of the amir Jaʿfar ibn Sulaymān ibn ʿAlī, a descendant of the vast ocean of knowledge ʿAbd Allāh ibn ʿAbbās al-Hāshimī, al-ʿAbbāsī, al-Baṣrī.
He was born in 322 AH.
He heard ḥadith from: Abū Rūq Aḥmad ibn Muḥammad ibn al-Hizzānī; Abū al-ʿAbbās Muḥammad ibn Aḥmad al-Athram; ʿAbd al-Ghāfir ibn Salāmah; ʿAlī ibn Isḥāq al-Mādarāʾī; Muḥammad ibn al-Ḥusayn al-Zaʿfarānī of Wāsiṭ; Abū ʿAlī al-Luʾluʾī; al-Ḥusayn ibn Yaḥyā ibn ʿAyyāsh al-Qaṭṭān; Yazīd ibn Ismāʿīl al-Khallāl—the companion of al-Ramādī; al-Ḥasan ibn Muḥammad ibn ʿUthmān al-Fasawī; and several others.
The highest chains of transmission in Basra converged upon him.
Those who narrated from him—among itinerant students and others—include: Abū Bakr al-Khaṭīb; Abū Bakr Muḥammad ibn Ibrāhīm al-Mustamlī al-Iṣbahānī; the traditionist Abū ʿAlī al-Wakhshī; Hannād ibn Ibrāhīm al-Nasafī; Sulaym ibn Ayyūb al-Rāzī; al-Musayyab ibn Muḥammad al-Arghiyānī; ʿAlī ibn Aḥmad al-Tustarī; Abū al-Qāsim ʿAbd al-Malik ibn Shaghabah (2); and many others, the last of them to pass away being Jaʿfar ibn Muḥammad al-ʿAbbādānī.
Al-Khaṭīb (3) said: “He was reliable and trustworthy. He held the judiciary in Basra, and I heard from him…”