‏البر والصلة والآداب‏ : Hadeeth No:6359 Abu Dharr reported: Allaah's Prophet (sallAllaahu alayhi wa sallam) said to me: Don't consider anything insignificant out of good things even if it is that you meet your brother with a cheerful countenance....

‏الصيام : Hadeeth No:2618 Ibn 'Umar (Allaah be pleased with them) reported Allaah's Prophet (sallAllaahu alayhi wa sallam) as saying: Seek Lailat-ul-Qadr in the last week (of Ramadan)....