Sunan an-Nasa'i 1988
سنن النسائي#1988Sahihأَخْبَرَنَا مُحَمَّدُ بْنُ بَشَّارٍ، قَالَ حَدَّثَنَا مُحَمَّدٌ، قَالَ حَدَّثَنَا شُعْبَةُ، عَنْ سَعْدِ بْنِ إِبْرَاهِيمَ، عَنْ طَلْحَةَ بْنِ عَبْدِ اللَّهِ، قَالَ صَلَّيْتُ خَلْفَ ابْنِ عَبَّاسٍ عَلَى جَنَازَةٍ فَسَمِعْتُهُ يَقْرَأُ، بِفَاتِحَةِ الْكِتَابِ فَلَمَّا انْصَرَفَ أَخَذْتُ بِيَدِهِ فَسَأَلْتُهُ فَقُلْتُ تَقْرَأُ قَالَ نَعَمْ إِنَّهُ حَقٌّ وَسُنَّةٌ .
It was narrated that Talhah bin 'Abdullah said:"I offered the funeral prayer behind Ibn 'Abbas and I heard him reciting Fatihat Al-Kitab. When he finished I took him by the hand and asked him. 'Did you recite?' He said: 'Yes, it is the truth and the Sunnah
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: 21:171