Islam is a religion.
Islam . The primary scriptures of Islam are the Quran , viewed by Muslims as the verbatim word of God , and the teachings and normative example ( called the sunnah , composed of accounts called hadith ) of Muhammad ( 570 -- 8 June 632 CE ) . About 13 % of Muslims live in Indonesia , the largest Muslim-majority country , 31 % in South Asia , the largest population of Muslims in the world , 23 % in the Middle East-North Africa , where it is the dominant religion , and 15 % in Sub-Saharan Africa . The Quran ( [ kɔrˈɑːn ] ; القرآن , literally meaning `` the recitation '' ; also romanized Qur ` an or Koran ) is the central religious text of Islam , which Muslims believe to be a revelation from God ( Allah ) .