`Sayyiduna Abu Huraira (may Allah be pleased with him) reports that the Messenger of Allah (peace and blessings be upon him) said: When any one of you fights with his brother, he should not strike him on the face.

Narrated Abu Huraira (may Allah be pleased with him): The Messenger of Allah (peace and blessings of Allah be upon him) said: When one of you fights with his brother, he should avoid striking his face, for Allah created man in His own image. (This attribution is an honorific, just as the Ka'bah is attributed to Allah, i.e., the House of Allah.)