Sunan an-Nasa'i 1729
سنن النسائي#1729Sahihأَخْبَرَنَا مُحَمَّدُ بْنُ الْحُسَيْنِ بْنِ إِبْرَاهِيمَ بْنِ إِشْكَابَ النَّسَائِيُّ، قَالَ أَنْبَأَنَا مُحَمَّدُ بْنُ أَبِي عُبَيْدَةَ، قَالَ حَدَّثَنَا أَبِي، عَنِ الأَعْمَشِ، عَنْ طَلْحَةَ، عَنْ ذَرٍّ، عَنْ سَعِيدِ بْنِ عَبْدِ الرَّحْمَنِ بْنِ أَبْزَى، عَنْ أَبِيهِ، عَنْ أُبَىِّ بْنِ كَعْبٍ، 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 } فَإِذَا سَلَّمَ قَالَ " سُبْحَانَ الْمَلِكِ الْقُدُّوسِ " . ثَلاَثَ مَرَّاتٍ .
Sa'eed bin 'Abdur-Rahman bin Abza narrated from his father, that:Ubayy bin Ka'b 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.' And when he said the salam, he would say: Subhanal-Malikil-Quddus (Glory be to the Sovereign, the Most Holy) three times
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: 20:132