‏الصلاة : Hadeeth No:1328 Salama b. al-Akwa' reported that the Messenger of Allaah (sallAllaahu alayhi wa sallam) used to say the evening prayer when the sun had set and disappeared (behind the horizon)....

‏فضائل الصحابة‏ : Hadeeth No:6026 This hadith has been reported on the authority of Abu Bakr b. Abu Shaiba and Abu Kuraib, and both of them said: Abu Mu'awiya narrated to us from A'mash on the authority of Jarir and Waki', and in a narration of Abu Bakr transmitted on the authority of Abu Mu'awiya the mention of Mu'adh has preceded ...