Sunan an-Nasa'i 1711
سنن النسائي#1711Sahihأَخْبَرَنَا الْعَبَّاسُ بْنُ الْوَلِيدِ بْنِ مَزِيدٍ، قَالَ أَخْبَرَنِي أَبِي قَالَ، حَدَّثَنَا الأَوْزَاعِيُّ، قَالَ حَدَّثَنِي الزُّهْرِيُّ، قَالَ حَدَّثَنَا عَطَاءُ بْنُ يَزِيدَ، عَنْ أَبِي أَيُّوبَ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ " الْوِتْرُ حَقٌّ فَمَنْ شَاءَ أَوْتَرَ بِخَمْسٍ وَمَنْ شَاءَ أَوْتَرَ بِثَلاَثٍ وَمَنْ شَاءَ أَوْتَرَ بِوَاحِدَةٍ " .
Al-Awza'I said:"Az-Zuhri narrated to me, he said: 'Ata bin Yazid, from Abu Ayyub: The Messenger of Allah (ﷺ) said: 'Witr is a duty, and whoever wants to pray witr with seven (rak'ahs), let him do so; whoever wants to pray witr with five, let him do so, whoever wants to pray witr with three, let him do so; and whoever wants to pray witr with one, let him do so
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
In-book reference: 20:114