Abrahamic religions teachings of Quran are presented as the direct revelation and words of Allah. Islam (meaning "submission", in the sense of submission to God) is universal (membership is open to anyone); like Judaism, it has a strictly unitary conception of God, called "tawhid", or "strict" or "simple" monotheism. Historically, the Abrahamic religions have been considered to be Judaism, Christianity and Islam. Some of this is due to the age and larger size of these three. The other, similar religions were seen as either too new to judge as being truly in the same class, or too small to be of significance
Islam and other religions of the faith being effected rather by persuasion and inducement." A few well-known examples of forced conversion are: Unilateral Islam and other religions Over the centuries of Islamic history, Muslim rulers, Islamic scholars, and ordinary Muslims have held many different attitudes towards other religions. Attitudes have varied according to time, place and circumstance. The Qur'an distinguishes between the monotheistic People of the Book ("ahl al-kitab"), ie. Jews, Christians, Sabians and others on the one hand and polytheists or "idolaters" on the other hand. There are certain kinds of restrictions that apply to polytheists but not to "People of the Book".