‏السلام : Hadeeth No:5389 Abu Huraira reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: Do not greet the Jews and the Christians before they greet you and when you meet any one of them on the roads force him to go to the narrowest part of it....

‏الحيض : Hadeeth No:582 It is reported from 'A'isha that she observed: When the Messenger of Allaah (sallAllaahu alayhi wa sallam) was in I'tikaf, he inclined his head towards me and I combedhis hair, and he did not enter the house but for the natural calls (for relieving himself)....