The Sealed Nectar is a english version of Ar-Raheeq-ul-Makhtum: a biography of Muhammad (Peace Be Upon Him), written in Arabic and Urdu by Safiur Rahman Mubarakpuri. The Arabic version was awarded first prize by the Muslim World League, at the first Islamic Conference on Seerah, following an open competition for a book on the life of Muhammad in 1979. The book competed with 170 other entries. The book has been undergone extensive revision from The Quran Publishing and Printing, Riyadh. The books has been translated in various languages. English, Urdu, Tamil, Bangali and Sindhi etc.