The Koran is the holy book for the world’s Muslims. The Islamic sacred book, believed to be the word of God as dictated to Muhammad by the archangel Gabriel and written down in Arabic. The Koran consists of 114 units of varying lengths, known as suras ; the first sura is said as part of the ritual prayer. These touch upon all aspects of human existence, including matters of doctrine, social organization, and legislation. For the full text of the Koran, click here.