Qutbuddin Bakhtiar Kaki, who was born in Aush in Farghana was the leading disciple of Khwaja Muinuddin Chishti came to Delhi where he was warmly welcomed and extended patronage by lItutmish.
Qunum-i-Humayuni was written by Khwand Mir, also known as Ghiyasuddin Muhammad. It is an account of rules and ordinances established by emperor Humayun and of some building erected by him.