Deuteronomy 21:1 in the King James Version
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:
Context
1 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,
2 then your elders and your judges shall come out, and they shall measure to the cities which are around him who is slain.