in apostasy are the extremists(1), whom Alī [may Allah be pleased with him](2) burned with fire when they claimed divinity for him. They were the Sabāiyya(3), the followers of Abd Allāh ibn Saba, who openly reviled Abū Bakr and Umar.
The first among those affiliated with Islam to claim prophethood was al-Mukhtār ibn Abī Ubayd, and he belonged to the Shia(4) \ 68. It is thus known that those guilty of the gravest apostasy are more numerous among the Shia than among all other sects. Hence, no apostasy is known to be worse [in character] than the apostasy(5) of extremists such as the Nusayriyya, or [the apostasy] of the Ismāīliyya(6), the Bātiniyya, and their like. The person most renowned(7) for fighting the apostates was Abū Bakr al-Siddīq—may Allah be pleased with him. Thus, no group contains more apostates than are found among the opponents of Abū Bakr al-Siddīq. This demonstrates that those apostates who persisted in apostasy after turning back on their heels are more properly associated with the Rāfida than with the People of the Sunnah and the Community.
This is evident to every rational person familiar with Islam and its adherents(8), and no one doubts(9) that the class of apostates among those affiliated with Shiism is greater and more heinous in unbelief than