(51) باب صِفَةِ السُّجُودِ
It was narrated from Abdullah bin Malik bin Buhainah that:
When the Messenger of Allah (ﷺ) prayed he held his arms out so much that the whiteness of his armpits appeared. (RU)
Reference (RU): Sunan an-Nasa'i 1106 (RU)
In-book reference (RU): Book 12, Hadith 78 (RU)
English translation (RU): Vol. 2, Book 12, Hadith 1107 (RU)