‏الزهد والرقائق‏ : Hadeeth No:7129 Abu Huraira reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: The yawning as from the devil. So when one of you yawns he should try to restrain it as far as it lies in his power....

‏صفة القيامة والجنة والنار‏ : Hadeeth No:6770 A'isha, the wife of Allaah's Prophet (sallAllaahu alayhi wa sallam), reported that Allaah's Messenger (sallAllaahu alayhi wa sallam) used to say: Observe moderation (in doing deeds), and if yciu fail to observe it perfectly, try to do as much as you can do (to live up to this ideal of moderation) an...