Following his death in 1160, his son Mahmud was held in Istakhr by the Salghurids as a rival claimant to the Seljuq throne.
[9][10] After a fortnight, Malik-Shah ingeniously descended a waterspout with a rope, escaping to Khuzistan on a well-prepared horse arranged through a page.
Simultaneously, his supportive sister, Gawhar Nasab, journeyed from Isfahan to Khuzistan, carrying ample gold and regal items for her brother.
Sultan Muhammad, learning of this, dispatched Atabeg Ayaz and an army, leading to the capture and looting of the conveyed wealth.
[12] In December 1152–January 1153 due to his excessive focus on pleasure and disregard for state affairs, amirs, led by Hasan, conspired against him, resulting in his arrest and imprisonment in a Hamadan tower.