"Witr is not essential like the obligatory prayers, but it is the sunnah of the Messenger of Allah (ﷺ)."
Sunan an-Nasa'i Book 20, Hadith 79
← Previous Hadith "The Messenger of Allah (ﷺ) said: "O people of the Qur'an, pray witr, for Allah, the Mighty and Sublime, is Witr (One) and loves Al-Witr (the odd numbered).'"

Sunan an-Nasa'i Book 20, Hadith 78 Next Hadith → "My dearest friend advised me (to do) three things: 'To sleep after praying Witr, to fast three days each month, and to pray two rak'ahs of Fajr.'"

Sunan an-Nasa'i Book 20, Hadith 80