تحفة النظار في غرايب الامصار وعجايب الاسفار 13.103.2

13.103.2

It happened on the day he slaughtered them that he lifted the helmet from his head to drink, and a stray arrow struck him, and he died on the spot. They then set up his son-in-law Quṭb al-Dīn, but they did not approve of his conduct and killed him after forty days. After him Sultan Ghiyāth al-Dīn came to power; he married the daughter of Sultan al-Sharīf Jalāl al-Dīn, whose sister I had married in Dihlī.