Nehemiah 10:36

And the firstborn of our sons and beasts--as it is written in the law--and the firstborn of our cattle and sheep, to bring to the house of our God [and] to the priests serving in the house of our God.

Exodus 13:2

"Consecrate to me every firstborn, the first offspring of every womb among the {Israelites}, among humans and among domestic animals; {it belongs to me}."

Leviticus 27:26-27

" 'However, a man shall not consecrate a firstborn among livestock, which belongs as firstborn to Yahweh; whether an ox {or} small livestock, it is for Yahweh.

Exodus 13:12-15

you will hand over every first offspring of a womb to Yahweh, and every first offspring dropped by a domestic animal that will belong to you, the males [will be] for Yahweh.

Exodus 34:19

Every first offspring of a womb [is] for me--all of your male livestock, [the] first offspring of cattle and small livestock.

Numbers 18:9-19

This will be for you from the sanctuary of the holy things from the fire; all of their offerings, from every grain offering, from every sin offering, and from every guilt offering which they will bring to me [is] {a most holy thing} for you and your sons.

Deuteronomy 12:6

And you shall bring there your burnt offerings and your sacrifices and your tithes and {your donations} and your votive gifts and your freewill offerings and the firstling of your herd and your flock.

1 Corinthians 9:6-14

Or do only I and Barnabas not have the right {to refrain from working}?

Galatians 6:6

Now the one who is taught the word must share in all good [things] with the one who teaches.

Treasury of Scripture Knowledge

Summary

Also the firstborn of our sons, and of our cattle, as it is written in the law, and the firstlings of our herds and of our flocks, to bring to the house of our God, unto the priests that minister in the house of our God:

Bible References

The first-born

Exodus 13:2
"Consecrate to me every firstborn, the first offspring of every womb among the {Israelites}, among humans and among domestic animals; {it belongs to me}."
Exodus 34:19
Every first offspring of a womb [is] for me--all of your male livestock, [the] first offspring of cattle and small livestock.
Leviticus 27:26
" 'However, a man shall not consecrate a firstborn among livestock, which belongs as firstborn to Yahweh; whether an ox {or} small livestock, it is for Yahweh.
Numbers 18:15
All [the] first offspring of a womb of any creature that they offer to Yahweh, whether human or animal, will be yours; you will surely redeem the firstborn of the human and the unclean firstborn of the animal.
Deuteronomy 12:6
And you shall bring there your burnt offerings and your sacrifices and your tithes and {your donations} and your votive gifts and your freewill offerings and the firstling of your herd and your flock.

Unto

Numbers 18:9
This will be for you from the sanctuary of the holy things from the fire; all of their offerings, from every grain offering, from every sin offering, and from every guilt offering which they will bring to me [is] {a most holy thing} for you and your sons.
1 Corinthians 9:6
Or do only I and Barnabas not have the right {to refrain from working}?
Galatians 6:6
Now the one who is taught the word must share in all good [things] with the one who teaches.