 In 945 Abu Ali returned and expelled the Buyids from Ray, but they returned a year later.That same year, 945, the Samanid amir Nuh I dismissed Abu Ali from the governorship of Khurasan after hearing complaints of the latter's harsh rule, and sought to replace him with a Turk, the Simjurid Ibrahim ibn Simjur.Abu Ali refused to accept his dismissal and rebelled.