‏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....

‏الصلاة : Hadeeth No:1086 Al-Aswad and 'Alqama reported: We came to the house of 'Abdullah b. Mas'ud. He said: Have these people said prayer behind you? We said: No. He said: Then stand up and say prayer. He neither ordered us to say Adhan nor Iqama. We went to stand behind him. He caught hold of our hands and mode one of us...