Sunan an-Nasa'i 1924
سنن النسائي#1924Sahihأَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا حَمَّادٌ، عَنْ أَيُّوبَ، عَنْ مُحَمَّدٍ، أَنَّ جَنَازَةً، مَرَّتْ بِالْحَسَنِ بْنِ عَلِيٍّ وَابْنِ عَبَّاسٍ فَقَامَ الْحَسَنُ وَلَمْ يَقُمِ ابْنُ عَبَّاسٍ فَقَالَ الْحَسَنُ أَلَيْسَ قَدْ قَامَ رَسُولُ اللَّهِ صلى الله عليه وسلم لِجَنَازَةِ يَهُودِيٍّ قَالَ ابْنُ عَبَّاسٍ نَعَمْ ثُمَّ جَلَسَ .
It was narrated from Muhammad that:a funeral passed by Al-Hasan bin 'Ali and Ibn 'Abbas. Al-Hasan stood up but Ibn 'Abbas did not/ Al-Hasan said: 'Didn't the Messenger of Allah stand up for the funeral of a Jew?' Ibn 'Abbas said: 'Yes, then he sat down
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: 21:107