Hadith of the Quran and Sunnah authenticity. The Shi'a claim that this hadith is the most authentic of hadiths, claiming that it has been narrated by over 35 companions of Muhammad. The "Hadith al-Thaqalayn" is used by the Shi'a, among other reasons, to support their belief of Ali's succession to Muhammad. Shi'as view this hadith as a clear indication that Muhammad wished to keep the matter of leadership within his own family, starting with his cousin Ali. They believe that Muhammad was clearly indicating that only the "Ahl al-Bayt" have a right to authority and leadership. It is based on this claim that the Shi'as reject
Hadith of the Ark covered with dark clouds that the only, unique way of salvation is boarding this Ark (safinah). Al-Samhudi states: The salvation is the aspect of resemblance of "Ahl al-Bayt" to Noah's ark by the Prophet. As a result, hadith implies that to be grateful to "Ahl al-Bayt" by their gratitude, appreciation and sanctity. Everyone behave in this way, he is survived from the darkness of enmity and he is grateful; otherwise he is drowned in the sea of disbelief and the punishment of hell is urgent for him. Hadith of the Ark The Hadith of the Ark () is a tradition