(25) باب التَّحَرِّي
It was narrated from 'Abdullah bin Ja'far that:
The Messenger of Allah (ﷺ) said: "Whoever has doubt during his prayer, let him prostrate twice." (One of the narrators) Hajjaj said: "After he has said the taslim." (Another of them) Rawh said: "While he is sitting." (JA)
Reference (JA): Sunan an-Nasa'i 1251 (JA)
In-book reference (JA): Book 13, Hadith 73 (JA)
English translation (JA): Vol. 2, Book 13, Hadith 1252 (JA)