Throughout history, various Muslim schools (asides from the Twelver school) have claimed to be the inheritors of Ahlulbait’s legacy. Most classical Shi’ite schools, however, have perished, and only a few remain today. The few surviving schools, nevertheless, all claim to be representative of the teachings of the Prophet’s household.
By Abu Al-Abbas al-Shami and Ebn Hussein (Hassan Shemrani)
Twelver orthodoxy today asserts that those who fought ‘Ali ibn Abi Talib (may Allah be pleased with him) were apostates, they excommunicate most of the Sahabah anyway, but in particular the likes of Mu’awiyah, Talha, al-Zubayr, ‘Aisha (may Allah be pleased with them) and other companions of the Prophet (ﷺ) who were in any shape or form opposed ‘Ali ibn Abi Talib.
One of the earliest biographers was Ibn Sa’d (d. 845), the great Iraqi Basran Sunni author of the Tabaqat.
What is the actual truth regarding the Zaydi (Zaydiyyah) Shia sect? How true is their claim to the Ahlul-Bayt (عليهم السلام) where they (like every Shia sect) claim to be their exclusive true followers (and everybody else is misguided)?