Leviticus 27:26 References

26 'aHowever, a firstborn among animals, which as a firstborn belongs to the Lord, no man may consecrate it; whether ox or sheep, it is the Lord'S.

a Exodus 13:2

Exodus 13

2 "aSanctify to Me every firstborn, the first offspring of every womb among the sons of Israel, both of man and beast; it belongs to Me."