When the Messenger of Allah ﷺ prostrated himself, he kept his arms far away from his sides so much so that we took pity on him.
حَدَّثَنَا أَحْمَرُ بْنُ جَزْءٍ صَاحِبُ رَسُولِ اللَّهِ ﷺ أَنَّ رَسُولَ اللَّهِ ﷺ كَانَ إِذَا سَجَدَ جَافَى عَضُدَيْهِ عَنْ جَنْبَيْهِ حَتَّى نَأْوِيَ لَهُ