"When the Prophet ﷺ fell to the ground during prostration, he held his arms away from his sides and bent his toes."  

كَانَ النَّبِيُّ ﷺ إِذَا أَهْوَى إِلَى الأَرْضِ سَاجِدًا جَافَى عَضُدَيْهِ عَنْ إِبْطَيْهِ وَفَتَخَ أَصَابِعَ رِجْلَيْهِ مُخْتَصَرٌ