[namely, Muhammad—may Allah bless him and his family and grant them peace] (1); regarding ‘and believed in it,’ he said: ‘Alī ibn Abī Tālib.’ It is also reported through the Shāfiʿī jurist, from Mujāhid (2), regarding the words ‘The one who brought the truth and believed in it.’ He said: ‘Muhammad—may Allah bless him and grant him peace—brought it, and Alī believed in it.’ This is a virtue unique to him, and so he is the Imam.”
The response may be given in several ways:
First: This is not reported from the Prophet—may Allah bless him and grant him peace. Mujāhid’s statement alone is not authoritative proof that every Muslim is obliged to follow, even if (3) this report were authentically transmitted from him. How much less so when it is not established from him?! For he was known to lie frequently (4).
What is reliably reported from Mujāhid (5), however, contradicts this: “the truth” means the Quran, while “the one who believed in it” is any believer who acts upon it. He thus understood the verse as applying generally. Al-Tabarī [and others] (6) narrated this from Mujāhid, who said (7): “They are the people of the Quran; they will come [with it] (8) on the Day of Resurrection,