Sahih Muslim 477
صحيح مسلم#477SahihAnas b. Malik reported:The Prophet of Allah (may peace be, upon him) said: Allah will gather the believers on the Day of Resurrection and they would be made mindful of it; and the rest (of the hadith) is like the one narrated above; and then he mentioned the fourth time: And I (the Holy Prophet) would say: O my Lord, no one is left in the Fire except he whom the Qur'an has restrained, i e. eternally doomed
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 1:383