The imamah (leadership) of twelve imams is considered as a concept coming from Shi’ite tradition. Hadith literature of Sunni, however, has numerous hadith on imamah as exemplified by Shahih Bukhari, Muslim, Sunan Abi Dawud, al-Tirmidzi, al-Nasa’i, Ibn Majah, and Musnad Imam Ahmad. Although these hadith have some differences in terms of their structure, the hadith have in common in their meaning and substance. Sunni scholars consider the quality of transmitters and content of hadith on twelve imams is shahih. In contrast, Shi’ite scholars do not consider them as mutawatir. Sunni scholars of hadith are not in agreement in determining the figures considered as a twelve imam. However, they agree that all the twelve imams were from Quraish tribe...