Numbers 35:30-33 Every one striking a soul by the mouth of witnesses, he shall slay the slayer: and one witness shall not testify against a soul to die.

JuliaSmith⁽ⁱ⁾ ³⁰ Every one striking a soul by the mouth of witnesses, he shall slay the slayer: and one witness shall not testify against a soul to die. ³¹ Ye shall not take expiation for the soul of a slayer, he who was guilty to die, for dying, he shall die. ³² And ye shall not take expiation for him fleeing to the city of his refuge, for turning back to dwell in the land till the death of the priest ³³ And ye shall not pollute the land which ye are in it: for blood it will pollute the land: and for the land it will not be expiated for the blood which was poured out upon it but by the blood of him shedding.