Sunan Ibn Majah 854
سنن ابن ماجه#854SahihIt was narrated that ‘Ali said:“I heard the Messenger of Allah (ﷺ) saying ‘Amin’ after he said, ‘nor of those who went astray.’[1:]
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih
Zubair Ali ZaiSahih
In-book reference: 5:52