... He concluded by requesting the head of his vizir at the hand of the general of Noor-ed-deen.  Shaver, aware of the danger which menaced him, invited Sheerkoh, his nephew, and the other chiefs of the army, to a banquet, with the intention of destroying them, but his plot was discovered, and his head cast at the feet of the khalif.  Sheerkoh was forthwith appointed to the vacant dignity, with the honourable title of Melik-el-Mansoor (Victorious King), but he enjoyed it only for a short time, having been carried off by death in little more than two months after his elevation. (Secret Societies of the Middle Ages, Keightley, 1837)