Sunan an-Nasa'i 1827
سنن النسائي#1827Sahihأَخْبَرَنَا إِبْرَاهِيمُ بْنُ يَعْقُوبَ، قَالَ حَدَّثَنِي أَحْمَدُ بْنُ إِسْحَاقَ، قَالَ حَدَّثَنَا وُهَيْبٌ، قَالَ حَدَّثَنَا مَنْصُورُ ابْنُ صَفِيَّةَ، عَنْ أُمِّهِ، صَفِيَّةَ بِنْتِ شَيْبَةَ عَنْ عَائِشَةَ، قَالَتْ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " لَقِّنُوا هَلْكَاكُمْ قَوْلَ لاَ إِلَهَ إِلاَّ اللَّهُ " .
It was narrated that 'Aishah said:"The Messenger of Allah said: 'Prompt your dying ones to say La ilaha illahllah (there is none worthy of worship except Allah)
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: 21:10