Original sentence: He is among the most influential people in the history of Islam after Muhammad himself, being considered second only to Muhammad in divine guidance by Shi'a Muslims and revered by the Sunni Muslims as the last of the Four Rightly Guided Caliphs and as a foremost authority in Tafsir (Quranic exegesis) and Islamic jurisprudence
Edited sentence: He is among the most influential people in the history of Islam after the prophet himself, being considered second only to Muhammad in divine guidance by Shi'a Muslims and revered by the Sunni Muslims as the last of the Four Rightly Guided Caliphs and as a foremost authority in Tafsir (Quranic exegesis) and Islamic jurisprudence