This paper is based on the first three lectures of a series of 17 lectures delivered by Dr Mohammad Ali Shomali in summer 2004 in Qum.
In this part, more narrations are cited to provide a description of the Ahlul Bayt. Narrations from Sunni texts will also be used to reveal the authenticity of the twelve successors and their role of upholding the religion of Islam after the Prophet’s death. The differences between Sunnis and Shi‘as with regards to whom these twelve successors are will be explained.