This article deals with the problem of the universality of the prophecy of Muhammadwithin the context of the claims of the Isawiyya school. There are several reason for ourchoice of this issue: From an earlier period the universality and particularity of theprophecy of Muhammad was an important issue of debate within the interreligiousdiscussions. As a result, this issue was discussed in the Theological and Heresiographicalsources. In this context, first the school of Isawiyya, who first claimed that the prophecy ofMuhammad belongs to Arabs only, will be presented. Then the universality of theprophecy of Muhammad will be discussed and rational, traditional and historical argumentsof Muslim scholars will be evaluated.

This article deals with the problem of the universality of the prophecy of Muhammadwithin the context of the claims of the Isawiyya school. There are several reason for ourchoice of this issue: From an earlier period the universality and particularity of theprophecy of Muhammad was an important issue of debate within the interreligiousdiscussions. As a result, this issue was discussed in the Theological and Heresiographicalsources. In this context, first the school of Isawiyya, who first claimed that the prophecy ofMuhammad belongs to Arabs only, will be presented. Then the universality of theprophecy of Muhammad will be discussed and rational, traditional and historical argumentsof Muslim scholars will be evaluated.