In Sha’ban, 646 H. (Nov. 1248), the royal army marched through the upper country to the neighbourhood of the Biyah, and then returned to the capital.… - Minhaj-i-Siraj

On Monday, the 1st Rajab, 644 H., the army set forth and proceeded to the river Sodra. Here Ulugh Khan was detached with several nobles and generals to make an incursion into the hills of Jud. The Rana of these hills had acted as guide to the infidel Mughals, and it was now determined to take vengeance. Ulugh Khan accordingly attacked the hills of Jud, and the countries on the Jailam, and led his forces as far as the banks of the Indus. All the women and dependants of the infidels which were in those parts were obliged to flee, and a party of the Mughal army crossed over the Jailam, and saw the forces which were arrayed under the command of Ulugh Khan. The manifold lines of the army, the numbers of the horse, the armour and the arms, filled the observers with wonder and dismay. The bravery and generalship which Ulugh Khan displayed in scaling the mountains, breaking through defiles, capturing fortified places, and crossing jungles, cannot be described in writing. The fame of this campaign extended to Turkistan… The perseverance and resolution of Ulugh Khan had been the means of showing to the army of Turkistan and the Mughals such bravery and generalship that in the course of this year no one came from the upper parts towards Sindh…

[Minhaj Siraj writes that] “Ulugh Khan Balban’s taking of captives, and his capture of the dependents of the great Ranas cannot be recounted”. ... “All the infidels’ wives, sons and dependents… and children… fell into the hands of the victors.”

The nobles and servants of the State were all Turks of pure origin and Taziks of good stock, but Imadu-d din [an Indian convert] was an eunuch and impotent; he, moreover, belonged to one of the tribe of Hindustan. Notwithstanding all this he exercised authority over the heads of all these chiefs. They were disgusted with this state of affairs and could no longer endure it…