Sunan Abi Dawud 4943
سنن أبي داود#4943Sahihحَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، وَابْنُ السَّرْحِ، قَالاَ حَدَّثَنَا سُفْيَانُ، عَنِ ابْنِ أَبِي نَجِيحٍ، عَنِ ابْنِ عَامِرٍ، عَنْ عَبْدِ اللَّهِ بْنِ عَمْرٍو، يَرْوِيهِ - قَالَ ابْنُ السَّرْحِ - عَنِ النَّبِيِّ صلى الله عليه وسلم قَالَ " مَنْ لَمْ يَرْحَمْ صَغِيرَنَا وَيَعْرِفْ حَقَّ كَبِيرِنَا فَلَيْسَ مِنَّا " .
Narrated Abdullah ibn Amr ibn al-'As: The Prophet (ﷺ) said: Those who do not show mercy to our young ones and do not realise the right of our elders are not from us
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: 43:171