‏الطلاق : Hadeeth No:3549 'A'isha (Allaah be pleased with her) reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: It is not permissible for a woman believing in Allaah and the Hereafter to observe mourning on the dead for more than three (days), except in case of her husband....

‏الهبات : Hadeeth No:3958 Ibn Abbas (Allaah be pleased with them) reported Allaah's Prophet (sallAllaahu alayhi wa sallam) as saying: One who gets back the gift is like one who eats vomit....