860
Musnad AhmedIt was narrated that a man from [the tribe of] Banu Asad said:
"Ali (رضي الله عنه) came out to us and said: The Prophet (ﷺ) has enjoined Witr, and this is the time to pray Witr. O Ibnun-Nabbah, give the call to prayer.
Reference: Musnad Ahmad 860
Arabic/English book : Book 5, Hadith 860
Arabic/English book : Book 5, Hadith 860