‘Ali reported God’s Messenger as saying, “I like for you, ‘Ali what I like for myself, and I dislike for you what I dislike for myself; do not sit on your heels between the two sajdas.”
‘Abd ar-Rahman b. Shibl said that God’s Messenger forbade a crow’s peck,* extending the forearms like a wild animal, and imitating a camel by a man making one spot his regular place in the mosque.
* An exaggerated way of speaking of a very short prostration.
Talq b. ‘Ali al-Hanafi reported God’s Messenger as saying, “God does not regard the prayer of a servant who does not straighten his spine between his bowing and his prostration.”