(27) باب يُبْدِي ضَبْعَيْهِ وَيُجَافِي فِي السُّجُودِ
Narrated 'Abdullah bin Malik:
Ibn Buhaina, "When the Prophet (ﷺ) prayed, he used to separate his arms from his body so widely that the whiteness of his armpits was visible." (ID)
Reference (ID): Sahih al-Bukhari 390 (ID)
In-book reference (ID): Book 8, Hadith 42 (ID)
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 1, Book 8, Hadith 385 (ID)