The Messenger of Allah (ﷺ) said: Does the man who lifts his head ahead of the Imam (from prostration) not fear that Allah may change his head into the head of an ass?
Sahih Muslim Book 4, Hadith 125
← Previous Hadith This hadith is narrated by Anas with another chain of transmitters, and in the hadith transmitted by Jarir there is no mention of" turning (faces)".

Sahih Muslim Book 4, Hadith 124 Next Hadith → The Messenger of Allah (ﷺ) said: Does the man who lifts his head before the Imam not fear that Allah may change his face into that of an ass?

Sahih Muslim Book 4, Hadith 126