Narrated Abu Huraira:
The Prophet (ﷺ) said, "say ameen" when the imam says it and if the ameen of any one of you coincides with that of the angels then all his past sins will be forgiven." Ibn Shihab said, "Allah's Messenger (ﷺ) used to say "ameen."
| Reference | : Sahih al-Bukhari 780 |
| In-book reference | : Book 10, Hadith 175 |
| USC-MSA web (English) reference | : Vol. 1, Book 12, Hadith 747 |
| (deprecated numbering scheme) |