Sunan an-Nasa'i 1935
سنن النسائي#1935Sahihأَخْبَرَنَا إِبْرَاهِيمُ بْنُ يَعْقُوبَ، قَالَ حَدَّثَنِي أَحْمَدُ بْنُ إِسْحَاقَ، قَالَ حَدَّثَنَا وُهَيْبٌ، قَالَ حَدَّثَنَا مَنْصُورُ بْنُ عَبْدِ الرَّحْمَنِ، عَنْ أُمِّهِ، عَنْ عَائِشَةَ، قَالَتْ ذُكِرَ عِنْدَ النَّبِيِّ صلى الله عليه وسلم هَالِكٌ بِسُوءٍ فَقَالَ " لاَ تَذْكُرُوا هَلْكَاكُمْ إِلاَّ بِخَيْرٍ " .
It was narrated that 'Aishah said:"Something bad was said in the presence of the Prophet about a person who had died. He said: 'Do not say anything but good about your dead
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: 21:118