Then the Lord said to Moses, “Speak to the priests, the sons of Aaron, and say to them:

‘No one shall defile himself [that is, become ceremonially unclean] for the dead among his people [by touching a corpse or assisting in preparing it for burial],

‘And if a man consecrates to the Lord part of a field of his own property, then your valuation shall be proportionate to the seed needed for it; a homer of barley seed shall be valued at fifty shekels of silver.