Deuteronomy 21:1
If one is found slain, lying in a field in the land that the LORD your God is giving you to possess, and it is not known who killed him,
Berean Standard Bible
If one be found slain in the land which the LORD thy God giveth thee to possess it, lying in the field, and it be not known who hath slain him:
If someone is found slain in the land which the LORD your God gives you to possess, lying in the field, and it isn’t known who has struck him,