But if the man [who was wronged] has no redeemer (relative) to whom the restitution may be made, it is to be given to the Lord for the priest, besides the ram of atonement with which atonement is made for the offender.

So Moses made a serpent of bronze and put it on the pole, and it happened that if a serpent had bitten any man, when he looked to the bronze serpent, he lived.