Nehemiah 10:36
We also accept responsibility, as is written in the law, for bringing the firstborn of our sons and our cattle and the firstborn of our herds and of our flocks to the temple of our God, to the priests who are ministering in the temple of our God.
Exodus 13:2
"Set apart to me every firstborn male -- the first offspring of every womb among the Israelites, whether human or animal; it is mine."
Leviticus 27:26-27
"'Surely no man may consecrate a firstborn that already belongs to the Lord as a firstborn among the animals; whether it is an ox or a sheep, it belongs to the Lord.
Exodus 13:12-15
then you must give over to the Lord the first offspring of every womb. Every firstling of a beast that you have -- the males will be the Lord's.
Exodus 34:19
"Every firstborn of the womb belongs to me, even every firstborn of your cattle that is a male, whether ox or sheep.
Numbers 18:9-19
Of all the most holy offerings reserved from the fire this will be yours: Every offering of theirs, whether from every grain offering or from every purification offering or from every reparation offering which they bring to me, will be most holy for you and for your sons.
Deuteronomy 12:6
And there you must take your burnt offerings, your sacrifices, your tithes, the personal offerings you have prepared, your votive offerings, your freewill offerings, and the firstborn of your herds and flocks.
1 Corinthians 9:6-14
Or do only Barnabas and I lack the right not to work?
Galatians 6:6
Now the one who receives instruction in the word must share all good things with the one who teaches it.