Sunan Abi Dawud 4506
سنن أبي داود#4506SahihNarrated 'Amr b. Shu'aib: On his father's authority said that his grandfather reported the Prophet (ﷺ) said: A believer will not be killed for an infidel. If anyone kills a man deliberately, he is to be handed over to the relatives of the one who has been killed. If they wish, they may kill, but if they wish, they may accept blood-wit
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniHasan Sahih
Muhammad Muhyi Al-Din Abdul HamidHasan Sahih
Shuaib Al ArnautSahih Lighairihi
Zubair Ali ZaiIsnaad Hasan
In-book reference: 41:13