Hadith of the Ark believers from non-believers. There must be an Imam at all the times until the Day of Resurrection. The number of Imams is twelve. Based on Tayyebi: One of the narraters of this hadith is Abu Dharr who narrates this hadith while holding on the door of Kaaba which is an emphasis on this hadith and holding on to the ahl al-Bayt. Abu Dharr, while introducing himself, narrates this hadith to remind people that he is Abu Dharr known as Sadiq by Muhammad. The Prophet compares this world with its darknesses, deviations, innovations and passions to a stormy and raging sea
Criticism of Hadith According to Racha El Omari, early Mutazilites believed that hadith were susceptible to "abuse as a polemical ideological tool"; that the "matn" (content) of the hadith -- not just the "isnad" -- ought to be scrutinized for doctrine and clarity; that hadith "supported by some form of "tawātur"", i.e. by a large number of "isnād" strands, each beginning with a different Companion, were valid. In writing about "mutawatir" (transmitted via numerous chains of narrators) and "ahad" (any ahadith that is not "mutawatir") and its importance from the legal theoretician's point of view, Wael Hallaq notes the medieval scholar Al-Nawawi argued