‏فضائل الصحابة‏ : Hadeeth No:5989 This hadith has been narrated on the authority of Sa'd with the same chain of transmitters....

‏الصلاة : Hadeeth No:1805 Abu Sa'id al-Khudri reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: No prayer is valid after the 'Asr prayer till the sun sets and no prayer is valid after the dawn prayer till the sun rises....