Numbers 35:29 in the King James Version
So these things shall be for a statute of judgment unto you throughout your generations in all your dwellings.
Context
28 because he should have remained in his city of refuge until the death of the high priest. But after the death of the high priest, the man slayer shall return into the land of his possession.
29 “‘These things shall be for a statute and ordinance to you throughout your generations in all your dwellings.
30 “‘Whoever kills any person, the murderer shall be slain based on the testimony of witnesses; but one witness shall not testify alone against any person so that he dies.