The Tabaqat-i-Nasiri which was compiled in 1260 CE by the author Minhaj-i-Siraj and it gives a complete account of Muhammad of Ghur’s conquest of India and the history of the Delhi Sultanate up to 1260 CE.
The followers of Bhakti movement condemned polytheism and believed in one god. They also denounced all forms of idolatry and greatly emphasised on the fundamental unity of all religions.