 He then dispatched an army to Farah, which drove out Hasan Jandar and put Iksandar back on his throne.In the fall of 1408 Sistan was invaded by Shah Rukh, who had been angered by Qutb al-Din's failure to acknowledge the Timurid's suzerainty in the khutba or on the coinage, and by the malik's grant of refuge to one of Shah Rukh's rivals, Abu Bakr ibn Miran Shah.Uq was captured and Abu Bakr fled Sistan, but Shah Rukh was reluctant to risk a battle with the Mihrabanid army outside Shahr-i Sistan.