‏الصلاة : Hadeeth No:1534 This hadith has been narrated by Abu Huraira with another chain of transmitters. Hammad (one of the narrators) said: I then met 'Amr (the other narrator) and he narrated it to me, but it was not transmitted directly from the Messenger of Allaah (sallAllaahu alayhi wa sallam)....

‏الصلاة : Hadeeth No:1571 'A'isha reported that the Prophet (sallAllaahu alayhi wa sallam) was not so much particular about observing supererogatory rak'ahs as in case of the two rak'ahs of the dawn prayer....