Sunan Abi Dawud 4504
سنن أبي داود#4504Sahihحَدَّثَنَا مُسَدَّدُ بْنُ مُسَرْهَدٍ، حَدَّثَنَا يَحْيَى بْنُ سَعِيدٍ، حَدَّثَنَا ابْنُ أَبِي ذِئْبٍ، قَالَ حَدَّثَنِي سَعِيدُ بْنُ أَبِي سَعِيدٍ، قَالَ سَمِعْتُ أَبَا شُرَيْحٍ الْكَعْبِيَّ، يَقُولُ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " أَلاَ إِنَّكُمْ يَا مَعْشَرَ خُزَاعَةَ قَتَلْتُمْ هَذَا الْقَتِيلَ مِنْ هُذَيْلٍ وَإِنِّي عَاقِلُهُ فَمَنْ قُتِلَ لَهُ بَعْدَ مَقَالَتِي هَذِهِ قَتِيلٌ فَأَهْلُهُ بَيْنَ خِيرَتَيْنِ أَنْ يَأْخُذُوا الْعَقْلَ أَوْ يَقْتُلُوا " .
Narrated AbuShurayb al-Ka'bi: The Prophet (ﷺ) said: Then you, Khuza'ah, have killed this man of Hudhayl, but I will pay his blood-wit. After these words of mine if a man of anyone is killed, his people will have a choice to accept blood-wit or to kill him
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: 41:11