Sunan an-Nasa'i 1668
سنن النسائي#1668SahihIt was narrated from Salim, from his father, that :The Prophet (ﷺ) said: "Prayers at night are two by two, then if you fear that dawn will come, pray witr with one rak'ah
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih - Agreed Upon
In-book reference: 20:71