(25) باب التَّحَرِّي
It was narrated 'Abdullah bin Ja'far that :
The Messenger of Allah (ﷺ) said: "Whoever has doubt during his prayer, let him prostrate twice after he said the taslim." (PT)
Reference (PT): Sunan an-Nasa'i 1249 (PT)
In-book reference (PT): Book 13, Hadith 71 (PT)
English translation (PT): Vol. 2, Book 13, Hadith 1250 (PT)