Original sentence: " Nalanda is located at.In 1193, the Nalanda University was sacked by Bakhtiyar Khilji; this event is arguably seen by modern Brahiminist scholars as a milestone in the decline of Buddhism in India.Ling and Scott, however, point out that centres of learning were already declining, before the presence of Muslims
Edited sentence: " and is considered by many to the first great university in history., Delhi:  B.<ref name="Ahir">D.Ahir, Buddhism Declined in India:  How and Why.In 1193, the Nalanda University was sacked by the islamic hordes of  Bakhtiyar Khilji; this event is considered as a milestone in the decline of Buddhism in India.It was burnt and destroyed by islamic hordes in 1193 C.Nalanda is located at.Publishing, 2005