(51) باب صِفَةِ السُّجُودِ
It was narrated that Abu Hurairah said:
"If I were in front of the Messenger of Allah (ﷺ) I would be able to see the whiteness of his armpits." (One of the narrators) Abu Mijlaz said: "It is as if he said that because he was praying." (FR)
Reference (FR): Sunan an-Nasa'i 1107 (FR)
In-book reference (FR): Book 12, Hadith 79 (FR)
English translation (FR): Vol. 2, Book 12, Hadith 1108 (FR)