Sunan Abi Dawud 1692
سنن أبي داود#1692Sahihحَدَّثَنَا مُحَمَّدُ بْنُ كَثِيرٍ، أَخْبَرَنَا سُفْيَانُ، حَدَّثَنَا أَبُو إِسْحَاقَ، عَنْ وَهْبِ بْنِ جَابِرٍ الْخَيْوَانِيِّ، عَنْ عَبْدِ اللَّهِ بْنِ عَمْرٍو، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " كَفَى بِالْمَرْءِ إِثْمًا أَنْ يُضَيِّعَ مَنْ يَقُوتُ " .
Abd Allah bin ‘Amr reported the Messenger of Allah (ﷺ) as saying :It is sufficient sin for a man that he neglects him whom he maintains
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:
Al-AlbaniHasan
Muhammad Muhyi Al-Din Abdul HamidHasan
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih
In-book reference: 9:137