Yaḥyā ibn Khalid

Yaḥyā ibn Khalid, the vizier there, gave him money and, some reports say, made him qāḍī (religious judge) of the western district of the city. In 819 al-Wāqidī was appointed qāḍī of Rusafah on the east side by the caliph al-Maʾmūn, who was his close…

…Kurdish disturbances while his son Yaḥyā was put in charge of Azerbaijan. The Barmakids were endowed with more privileges during al-Mahdī’s reign, when Khālid, helped by his son Yaḥyā, was appointed governor of Fars.

Hārūn had as tutor Yaḥyā the Barmakid, a loyal supporter of his mother. In 780 and 782 Hārūn was nominal leader of expeditions against the Byzantine Empire, though the military decisions were doubtless made by the experienced generals accompanying him. The expedition of 782 reached the Bosporus, opposite Constantinople,…