‏البر والصلة والآداب‏ : Hadeeth No:6267 Abu Huraira reported Allaah's Prophet (sallAllaahu alayhi wa sallam) as saying: The servant (who conceals) the faults of others in this world, Allaah would conceal his faults on the Day of Resurrection....

‏البيوع : Hadeeth No:3833 Ibn Abbas (Allaah be pleased with them) reported that Allaah's Messenger (sallAllaahu alayhi wa sallam) got himself cupped and he paid the clipper his charges and he put medicine in his nostrils....