Khwaja Abu Malik Isami is the author of Futuh-al-Salatin is yet another elaborate account of the Delhi Sultanate. It consists of almost 12,000 verses. The Futuh-us-Salatin is a history of Muslim rule in India until 1349-50.
The administrative system during the rule of the Bahamani kingdom was well-organized. Alauddin I divided the kingdom into four divisions called tarafs each entrusted under the command of an officer called tarafdar.