‏الحج : Hadeeth No:3109 A hadith like this has been narrated by A'mash with the same chain of transmitters....

‏الصلاة : Hadeeth No:1641 Ibn 'Umar reported Allaah's Messenger (way sallAllaahu alayhi wa sallam) as saying: Witr is a rak'ah at the end of the prayer....