الأيمان : Hadeeth No:4040
Ibn 'Umar heard Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: He who has to take an oath, he must not take oath but by Allaah. The Quraish used to take oath by their fathers. So he (the Prophet) said: Do not take oath by your fathers....
صفة القيامة والجنة والنار : Hadeeth No:6739
Anas b. Malik reported that Allaah's Messenger (sallAllaahu alayhi wa sallam) said: Verily, Allaah does nut treat a believer unjustly in regard to his virtues. He would confer upon him (His blessing) in this world and would give him reward in the Hereafter. And as regards a non-believer. he would be...