Sunan Ibn Majah 1171
سنن ابن ماجه#1171Sahihحَدَّثَنَا عُثْمَانُ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا أَبُو حَفْصٍ الأَبَّارُ، حَدَّثَنَا الأَعْمَشُ، عَنْ طَلْحَةَ، وَزُبَيْدٍ، عَنْ ذَرٍّ، عَنْ سَعِيدِ بْنِ عَبْدِ الرَّحْمَنِ بْنِ أَبْزَى، عَنْ أَبِيهِ، عَنْ أُبَىِّ بْنِ كَعْبٍ، قَالَ كَانَ رَسُولُ اللَّهِ ـ صلى الله عليه وسلم ـ يُوتِرُ بِـ {سَبِّحِ اسْمَ رَبِّكَ الأَعْلَى} وَ {قُلْ يَا أَيُّهَا الْكَافِرُونَ} وَ {قُلْ هُوَ اللَّهُ أَحَدٌ} .
It was narrated that Ubayy bin Ka’b said:“The Messenger of Allah (ﷺ) used to perform Witr and recite: ‘Glorify the Name of your Lord the Most High.’, [Al-A’la (87)] ‘Say: O you disbelievers!” [Al-Kafirun (109)] and ‘Say: Allah is One.”. [Al-Ikhlas]
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: 5:369