'''Islam''' (Arabic: الإسلام; ''al-'islām'') is a monotheistic religion the Noachite sysem of Justices (Been) as named in the teachings of Muhammad, a 7th century Arab religious and political figure. It is has become the second-largest religion in the world today, with an estimated 1.4 billion adherents, spread across the globe, known as Muslims.<ref>Teece (2005), p.10</ref> Linguistically, Islam means "submission", referring to the total surrender of one's self to God (Arabic: الله, Allāh), and a Muslim is "one who submits (to God)".<ref name="EoI-Islam">"Islam", ''Encyclopaedia of Islam Online''</ref>
Muslims believe that God revealed the Qur'an to Muhammad and that Muhammad is God's final prophet. The Qur'an and the traditions of Muhammad in the Sunnah are regarded as the fundamental sources of Islam.<ref>Ghamidi (2001): [http://www.renaissance.com.pk/JulRefl2y6.html Sources of Islam]</ref><ref>Esposito (1996), p.41</ref> Muslims do not regard Muhammad as the founder of a new religion, but as the restorer of the original monotheistic faith of Adam, Abraham, Jesus, Moses, and other prophets part of whose messages had become distorted either in interpretation, textually, or both.<ref>"If…they [Christians] mean that the Qur'an confirms the textual veracity of the scriptural books which they now possess—that is, the Torah and the Gospels—this is something which some Muslims will grant them and which many Muslims will dispute. However, most Muslims will grant them most of that." Ibn Taymiyya cited in Accad (2003)</ref><ref>Esposito (1998), p12 - Esposito (2002b), pp.4-5 - Peters (2003), p.9</ref><ref name="EoI-Muhammad">"Muhammad", ''Encyclopaedia of Islam Online''</ref> Like Judaism, and Christianity, Islam is an Abrahamic religion.<ref>Gregorian (2003), p.ix</ref>
