Sunan Abi Dawud 3213
سنن أبي داود#3213Sahihحَدَّثَنَا مُحَمَّدُ بْنُ كَثِيرٍ، ح وَحَدَّثَنَا مُسْلِمُ بْنُ إِبْرَاهِيمَ، حَدَّثَنَا هَمَّامٌ، عَنْ قَتَادَةَ، عَنْ أَبِي الصِّدِّيقِ، عَنِ ابْنِ عُمَرَ، أَنَّ النَّبِيَّ صلى الله عليه وسلم كَانَ إِذَا وَضَعَ الْمَيِّتَ فِي الْقَبْرِ قَالَ " بِسْمِ اللَّهِ وَعَلَى سُنَّةِ رَسُولِ اللَّهِ صلى الله عليه وسلم " . هَذَا لَفْظُ مُسْلِمٍ .
Narrated Abdullah ibn Umar: When the Prophet (ﷺ) placed the dead in the grave, he said: In the name of Allah, and following the Sunnah of the Messenger of Allah (ﷺ). This is Muslim's version
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: 21:125