‏الصلاة : Hadeeth No:1549 Mu'adha asked 'A'isha (Allaah be pleased with her) how many rak'ahs Allaah's Messenger (sallAllaahu alayhi wa sallam) prayed at the forenoon prayer. She replied: Four rak'ahs, but sometimes more as he pleased....

‏النكاح : Hadeeth No:3338 Ibn 'Umar (Allaah be pleased with them) reported Allaah's Prophet (sallAllaahu alayhi wa sallam) as saying: When any one of you is invited to a feast, he should accept. 'UbaidAllaah took this feast to be a wedding feast....