‏الفتن وأشراط الساعة‏ : Hadeeth No:6970 Unmm Salama reported that Allaah's Messenger (sallAllaahu alayhi wa sallam) said: A band of rebels would kill 'Ammar....

‏الزهد والرقائق‏ : Hadeeth No:7132 The son of Abu Said al-Khudri reported on the authority of his father that Allaah's Messenger (sallAllaahu alayhi wa sallam) said. When one of you yawns while engaged in prayer, he should try to restrain so far as it lies in his power, since it is the Satan that enter therein....