Four Deputies (النُواب الأربَعَة) of Imam al-Mahdi (a.s)-2. Muhammad b. ‘Uthman

  2. Muḥammad b. ʿUthmān b. Saʿīd al-ʿAmrī  Full Name: Muhammad b. ‘Uthman b. Sa’id al-‘Amri Companion of: Imam al-Hasan al-‘Askari (a), Imam al-Mahdi (a) Teknonym: Abu Ja’far Well Known As: Samman, al-‘Askari Well-known Relatives: ‘Uthman b. Sa’id Place(s) of Residence: Baghdad