The revelations that came to him are recorded in Arabic in the Koran (Qur'an), the revealed book of Islam.
Ti Koran wenno Qur'an (Arabiko: القرآن‎ al-qur'ān, wenno "ti panangisao", maawagan pay iti Al Qur'ān Al Karīm wenno "Ti Madaydayaw a Qur'an"), ket ti nasantuan a libro ti Islam.