The history and source of difference between Sunni and Shia Muslims in Islamic perspective.
The Major Difference Between the Shi’a and the Sunni بِسْمِ اللَّـهِ الرَّحْمَـٰنِ الرَّحِيمِ All the Muslims agree that Allah is One, Muhammad (S) is His last Prophet, the Qur’an is His last Book for mankind, and that one day Allah will resurrect all human beings, and they will be questioned about their beliefs and actions. There are, however, disagreements between the two schools in the following two areas: 1. The Caliphate (successorship/leadership) which the Shi’a believe is the right of the Imams of Ahlul-Bayt. 2. The Islamic rule when there is no clear Qur’anic statement, nor is there a Hadith upon which Muslim schools have agreed. The second issue has root into the first one. The Shi’a bound themselves to refer to Ahlul-Bayt for deriving the Sunnah of Prophet (S). They do this in conformity with the order of Prophet reported in the authentic Sunni and Shi’i collections of traditions beside what the Qur’an attests to their perfect purity. The disagreement about the caliphate sh