Hadiths on Mahdi were narrated by many companions of Prophet Muhammad (PBUH). Narrations on the rise of Mahdi quoted from Prophet Muhammad (PBUH) and statements of Prophet’s companions (whose testimonies work as hadiths) that relied on Prophet’s sayings are included in many of the well-known Islamic books as well as books of Prophet’s hadith from Islamic factions. Some Islamic scholars have written special books on Mahdi, and some of the early and recent scientists have asserted in their books t