Sunan an-Nasa'i 1737
سنن النسائي#1737Sahihأَخْبَرَنَا أَحْمَدُ بْنُ مُحَمَّدِ بْنِ عُبَيْدِ اللَّهِ، قَالَ حَدَّثَنَا شُعَيْبُ بْنُ حَرْبٍ، عَنْ مَالِكٍ، عَنْ زُبَيْدٍ، عَنِ ابْنِ أَبْزَى، عَنْ أَبِيهِ، قَالَ كَانَ رَسُولُ اللَّهِ صلى الله عليه وسلم يَقْرَأُ فِي الْوِتْرِ بِـ { سَبِّحِ اسْمَ رَبِّكَ الأَعْلَى } وَ { قُلْ يَا أَيُّهَا الْكَافِرُونَ } وَ { قُلْ هُوَ اللَّهُ أَحَدٌ } .
Shu'aib bin Harb reported from Malik, from Zubaid, from Ibn Abza, from his father, who said:"The Messenger of Allah (ﷺ) used to recite in witr: Glorify the Name of your Lord, the Most High;" and "Say: O you disbelievers!;' and 'Say: He is Allah, (the) One
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: 20:140