"After the conquest of Chittor in 1303, Alladin "constructed a congregational mosque. There was a temple lying in ruins." In Biana there is the Ukha mosque belonging to the Khalji period. Many mosques were built during Alauddin's invasion of the South. Farishtah claims that a mosque was built as far away as at Rameshwaram and called Masid-i-Alai and that it was in existence when Farishtah lived.137 The above examples clearly show that as per the dictates of the Quran and the injunctions of the Hadis and the Sunnah, mosques in India too were built on the sites of the idol temples and with the materials obtained from razing the shrines. ...."