The conquest of Bengal by Ikhtiyaruddin Muhammad Baktiyar Khalji in 1200 AD was a significant event in the history of Medieval India. The Ulemas, Pir-fakir, Gazi-shahid, and Murshid have come to Bengal immediately after the domination of Islam in Bengal. Being coming West and North India, Sufi and Shia community of Iran also came to Bengal for their security and safety of culture in Bengal. Thus, Bengal became the centre of Indo- Islamic culture. In course of time, both the Hindu and the Muslim Community came to contact with each other. In spite of two different cultures in Bengal both they could work secularly to give a beautiful creations of the Bengali society, a good harmony of the two different religious believes - the Hindus and the Muslims which may be called as an inter communal literature as inter communal culture integration of the Muslims and the Hindus in Medieval Bengal. It is known as composite form of culture.