After the death of Gujarat Sultan Qutb-ud-dín Ahmad Shah II, the nobles raised his uncle Daud, son of Ahmad Shah I to the throne. He reigned over the Gujarat Sultanate from few days in 1458 CE.
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.