Sunan an-Nasa'i 1918
سنن النسائي#1918Hasanأَخْبَرَنَا يُوسُفُ بْنُ سَعِيدٍ، قَالَ حَدَّثَنَا حَجَّاجٌ، عَنِ ابْنِ جُرَيْجٍ، عَنِ ابْنِ عَجْلاَنَ، عَنْ سَعِيدٍ، عَنْ أَبِي هُرَيْرَةَ، وَأَبِي، سَعِيدٍ قَالاَ مَا رَأَيْنَا رَسُولَ اللَّهِ صلى الله عليه وسلم شَهِدَ جَنَازَةً قَطُّ فَجَلَسَ حَتَّى تُوضَعَ .
It was narrated that Abu Hurairah and Abu Sa'eed said:"We never saw the Messenger of Allah attend any funeral where he sat down until (the body) was placed (in the grave)
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:
Abu GhuddahHasan Isnaad
Al-AlbaniHasan Isnaad
Zubair Ali ZaiSahih
In-book reference: 21:101