Joshua 20:5

New Century Version

But if the one who is chasing him follows him to that city, the leaders of the city must not hand over the killer. It was an accident. He did not hate him beforehand or kill him on purpose.

Cross References

Leviticus 4:2

“Tell the people of Israel this: ‘When a person sins by accident and does some things the Lord has commanded not to be done, that person must do these things:

Numbers 35:12

There the person will be safe from the dead person’s relative who has the duty of punishing the killer. He will not die before he receives a fair trial in court.

Numbers 35:25

They must protect the killer from the dead person’s relative, sending the killer back to the original city of safety, to stay there until the high priest dies (the high priest had the holy oil poured on him).