Numbers 18:17

Modern English Version

But the firstborn of a herd animal, or the firstborn of a sheep, or the firstborn of a goat, you will not redeem. They are holy. You will splash their blood on the altar and will burn their fat as a fire offering, as a pleasing aroma to the Lord.

Cross References

Exodus 29:16

You shall slay the ram, and you shall take its blood and sprinkle it around on the altar.

Leviticus 17:6

The priest shall sprinkle the blood on the altar of the Lord at the entrance of the tent of meeting, and burn the fat for a pleasing aroma to the Lord.

Numbers 18:16

Their redemption price, reckoned from one month of age, is five shekels, after the shekel of the sanctuary, which is twenty gerahs.