Joshua 20:3
so that anyone who kills a person unintentionally and without premeditation may run there and be protected from closely related avengers.
Treasury of Scripture Knowledge
Summary
That the slayer that killeth any person unawares and unwittingly may flee thither: and they shall be your refuge from the avenger of blood.
General references
Bible References
General references
Numbers 35:19
The blood avenger himself is to execute the murderer. When he meets him, the blood avenger is to put him to death.