Firishta's History (Gulshan-i Ibrāhīmī) 223.2.3

223.2.3

but Sooltan Hooshung obliged him, as a measure of precaution, to accompany him as far as the confines of his country, whence he permitted him to return, but not without having received from him a few more of his finest elephants. On his approach to Malwa, Sooltan Hooshung, hearing that Ahmud Shah of Guzerat had invaded the kingdom, and was now absolutely employed in the attack of Mando, entertained fears for the fate of the capital. On his arrival at Kehrla he induced the Raja to join him with his troops, after which Hooshung seized his person, and placed him in close confinement, by which means the King secured the fort of Kehrla, and left a garrison of his own troops therein, in order to ensure a position to fall back upon in case Mando should fall. Having taken these steps he marched to Mando, and entered the fort by the Tarapoor gate, on the south face. This fortification being one of the most extraordinary in the world, I think it proper in this place to give some description of it. It is built on the summit of an insulated mountain, said to be nineteen coss in circumference (28 miles). The place of a regular ditch is supplied by a deep ravine, formed by nature round the fortification, which is so deep that it seems impossible to take the fort by regular approaches. Within the fort is abundance of water and forage, though there is not sufficient space for the purposes of cultivation. Any army besieging Mando must confine its operations chiefly to blockading the roads;