The Holy Quran is all revelation of Allah through the prophet. Quran has the most effective appeal to all Muslims the world over. The original source from which all principles and ordinances of Islam are drawn is the Holy Book called al-Qur'an. The name Qur'an is frequently mentioned in the Book itself (2: 185;10 :37, 61; 17: 106, etc.) which also states, to whome, when, in what language, how, and why it Muhammad, and it is the very truth from their Lord" (47:2). It was revealed in the month of Ramadzan on a blessed night" (44:3); "Surly We revealed it on the Grand Night" (97:1).