Joshua 20:3
that the manslayer who in innocence strikes anyone mortally, without knowing, may flee there. And they shall be your refuge from the avenger of blood.
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 revenger of blood himself shall kill the murderer. When he meets him, he shall kill him.