Ustadh Sis (also spelled: Ustad Sis, or Ostad Sis, Persian: استاد سیس) was a Persian heresiarch and anti-Abbasid rebel leader. It is speculated that he was once a governor of Khorasan and possibly father to Al-Ma'mun’s Iranian mother, Marajil, which would make him Ma'mūn's maternal grandfather.
Ustadh Sis (also spelled: Ustad Sis, or Ostad Sis, Persian: استاد سیس) was a Persian heresiarch and anti-Abbasid rebel leader. It is speculated that he was once a governor of Khorasan and possibly father to Al-Ma'mun’s Iranian mother, Marajil, which would make him Ma'mūn's maternal grandfather.
Source: Wikipedia "Ustadh Sis" · CC BY-SA 4.0
Share this article: X · Bluesky