Sunan an-Nasa'i 1996
سنن النسائي#1996Sahihأَخْبَرَنَا مُحَمَّدُ بْنُ بَشَّارٍ، قَالَ حَدَّثَنَا مُحَمَّدُ بْنُ جَعْفَرٍ، عَنْ عَوْفٍ، عَنْ مُحَمَّدِ بْنِ سِيرِينَ، عَنْ أَبِي هُرَيْرَةَ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ " مَنْ تَبِعَ جَنَازَةَ رَجُلٍ مُسْلِمٍ احْتِسَابًا فَصَلَّى عَلَيْهَا وَدَفَنَهَا فَلَهُ قِيرَاطَانِ وَمَنْ صَلَّى عَلَيْهَا ثُمَّ رَجَعَ قَبْلَ أَنْ تُدْفَنَ فَإِنَّهُ يَرْجِعُ بِقِيرَاطٍ مِنَ الأَجْرِ " .
It was narrated from Abu Hurairah that the Messenger of Allah said:"Whoever follows the funeral of a Muslim man, seeking reward, and offers the prayer and buries him, will have two Qirats. And whoever offers the funeral prayer then goes back before the burial, then he returns with one Qirat of reward
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: 21:179