when one of you prostrates himself he must not kneel in the manner of camel, but should put down his hands before his knees. (Using translation from Abū Dāʾūd 840)
"إذا سَجَدَ أَحَدُكمْ فلا يَبْرُكْ كما يَبْرُكُ البعيرُ، ولْيَضَعْ يديه قَبْلَ رُكبَتيه" .