Ḳumm, Ḳâshân and Iṣbahân
489
against them. ʿAli did so, killed their chief, Yaḥya ibn-ʿImrân, razed the city wall to the ground and collected over 7,000,000 dirhams as tax, although previous to this they used to complain that 2,000,000 were too much for them to pay.
In the caliphate of abu-ʿAbdallâh al-Muʿtazz-Billâh ibn-al-Mutawakkil-ʿAlallâh, they once more threw off their allegiance, upon which al-Muʿtazz directed against them Mûsa ibn-Bugha, his ʿâmil over al-Jabal, who was conducting the war against the Ṭâlibites who appeared in Ṭabaristân. Ḳumm was reduced by force and a large number of its inhabitants was slaughtered. Al-Muʿtazz wrote that a group of its leading men should be deported.
