Weak (da'if) — scholars do not use this report as evidence for rulings.
Narrated AbuZuhayr an-Numayri: AbuMisbah al-Muqra'i said: We used to sit in the company of AbuZuhayr an-Numayri. He was a companion of the Prophet (ﷺ), and he used to narrate good traditions. Once a man from among us made a supplication. He said: End it with the utterance of Amin, for Amin is like a seal on the book. AbuZuhayr said: I shall tell you about that. We went out with the Messenger of Allah (ﷺ) one night and came upon a man who made supplication with persistence. The Prophet (ﷺ) waited to hear him. The Prophet (ﷺ) said: He will have done something which guarantees (Paradise for him) if he puts a seal to it. One of the people asked: What should he use as a seal? He replied: Amin,…