Sunan Abi Dawud 4517
سنن أبي داود#4517Sahihحَدَّثَنَا الْحَسَنُ بْنُ عَلِيٍّ، حَدَّثَنَا سَعِيدُ بْنُ عَامِرٍ، عَنِ ابْنِ أَبِي عَرُوبَةَ، عَنْ قَتَادَةَ، بِإِسْنَادِ شُعْبَةَ مِثْلَهُ زَادَ ثُمَّ إِنَّ الْحَسَنَ نَسِيَ هَذَا الْحَدِيثَ فَكَانَ يَقُولُ " لاَ يُقْتَلُ حُرٌّ بِعَبْدٍ " .
Qatadah transmitted the tradition mentioned above through a chain of narrators like that of Shu'bah. This version adds:Then al-Hasan forgot this tradition, and he used to say: A free man is not to be killed for a slave
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-AlbaniSahih Maqtu
Muhammad Muhyi Al-Din Abdul HamidSahih Maqtu
Shuaib Al ArnautDaif
Zubair Ali ZaiDaif
In-book reference: 41:24