Numbers 3:46

New King James Version

And for the redemption of the two hundred and seventy-three of the firstborn of the children of Israel, who are more than the number of the Levites,

Cross References

Exodus 13:13

But every firstborn of a donkey you shall redeem with a lamb; and if you will not redeem it, then you shall break its neck. And all the firstborn of man among your sons you shall redeem.

Exodus 13:15

And it came to pass, when Pharaoh was stubborn about letting us go, that the Lord killed all the firstborn in the land of Egypt, both the firstborn of man and the firstborn of beast. Therefore I sacrifice to the Lord all males that open the womb, but all the firstborn of my sons I redeem.’