, Abū ʿAbd Allāh⦗1⦘ al-Ḥasan son of al-ʿAbbās son of ʿAlī⦗2⦘ son of Ḥasan son of ʿAlī son of al-Ḥasan son of Muḥammad son of al-Ḥasan son of ʿAlī son of Rustum al-Rustumī—the Isfahānī jurist, Shāfiʿī scholar, and devoted ascetic.
Birth: Ṣafar, 468 AH.
He studied with Abū ʿAmr ʿAbd al-Wahhāb ibn Manda; Maḥmūd ibn Jaʿfar al-Kawsaj; al-Muṭahhar ibn ʿAbd al-Wāḥid al-Buzānī; Ibrāhīm ibn Muḥammad al-Ṭayyān; Abū Bakr Muḥammad ibn Aḥmad al-Simsār; al-Faḍl ibn ʿAbd al-Wāḥid; ʿAbd al-Karīm ibn ʿAbd al-Wāḥid al-Ṣaḥḥāf; Abū ʿĪsā ʿAbd al-Raḥmān ibn Muḥammad ibn Ziyād; Abū Manṣūr ibn Shukruwayh; Sulaymān ibn Ibrāhīm al-Ḥāfiẓ; Aḥmad ibn ʿAbd al-Raḥmān al-Dhakwānī; Sahl ibn ʿAbd Allāh al-Ghāzī; Abū al-Khair Muḥammad ibn Aḥmad ibn Rarā; Rizq Allāh al-Tamīmī; al-Raʾīs al-Thaqafī; Ṭirād al-Zaynabī; and a host of others.
Among those who narrated from him are al-Samʿānī, Ibn ʿAsākir, Abū Mūsā al-Madīnī, Sharaf ibn Abī Hāshim al-Baghdādī, Aḥmad ibn Saʿīd al-Khiraqī, Abū al-Wafāʾ Maḥmūd ibn Manda, and many of their peers.
He was also narrated from, by written authorization, by Abū al-Munajjā ibn al-Lattī; Karīma and Ṣafiyya—the daughters of ʿAbd al-Wahhāb ibn al-Ḥabaqbaq—and ʿAjība bint al-Bāqdārī.