Tabaqat-I-Akbari was written by Khwaja Nizammuddin Ahmed Harawi, written during the reign of Akbar. It is a history in nine parts from the first appearance of Islam in India up to the date of its composition in 1593-94. Tabaqat-i-Akbari is a very important source for the history of the Saiyid and Lodi Sultans.
Al Biruni was made court astrologer in Ghazni and he accompanied with Mahmud on his invasions on India. He lived for several years here and is considered to be first Indologist.
Qutb-ud-Din Ahmad Shah II, born Jalal Khan, was a ruler of the Muzaffarid dynasty, who reigned over the Gujarat Sultanate from 1451 to 1458. He succeeded the king Muhammad Shah II.