Abu Dawud
General Behavior
Book Number: 036 / Hadith Number: 5155
Narated By Huzayl : A man came. Uthman's version has: Sa'd ibn AbuWaqqas came. He stood at the door. Uthman's version has: (He stood) facing the door. The Prophet (pbuh) said to him: Away from it, (stand) this side or that side. Asking permission is meant to escape from the look of an eye.