Nehemiah 10:36

also the first-born 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;

Exodus 13:2

Sanctify unto me all the first-born, whatsoever openeth the womb among the children of Israel, both of man and of beast: it is mine.

Leviticus 27:26-27

Only the firstling among beasts, which is made a firstling to Jehovah, no man shall sanctify it; whether it be ox or sheep, it is Jehovah's.

Exodus 13:12-15

that thou shalt set apart unto Jehovah all that openeth the womb, and every firstling which thou hast that cometh of a beast; the males shall be Jehovah's.

Exodus 34:19

All that openeth the womb is mine; and all thy cattle that is male, the firstlings of cow and sheep.

Numbers 18:9-19

This shall be thine of the most holy things, reserved from the fire: every oblation of theirs, even every meal-offering of theirs, and every sin-offering of theirs, and every trespass-offering of theirs, which they shall render unto me, shall be most holy for thee and for thy sons.

Deuteronomy 12:6

and thither ye shall bring your burnt-offerings, and your sacrifices, and your tithes, and the heave-offering of your hand, and your vows, and your freewill-offerings, and the firstlings of your herd and of your flock:

1 Corinthians 9:6-14

Or I only and Barnabas, have we not a right to forbear working?

Galatians 6:6

But let him that is taught in the word communicate unto him that teacheth in all good things.

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
Sanctify unto me all the first-born, whatsoever openeth the womb among the children of Israel, both of man and of beast: it is mine.
Exodus 34:19
All that openeth the womb is mine; and all thy cattle that is male, the firstlings of cow and sheep.
Leviticus 27:26
Only the firstling among beasts, which is made a firstling to Jehovah, no man shall sanctify it; whether it be ox or sheep, it is Jehovah's.
Numbers 18:15
Everything that openeth the womb, of all flesh which they offer unto Jehovah, both of man and beast shall be thine: nevertheless the first-born of man shalt thou surely redeem, and the firstling of unclean beasts shalt thou redeem.
Deuteronomy 12:6
and thither ye shall bring your burnt-offerings, and your sacrifices, and your tithes, and the heave-offering of your hand, and your vows, and your freewill-offerings, and the firstlings of your herd and of your flock:

Unto

Numbers 18:9
This shall be thine of the most holy things, reserved from the fire: every oblation of theirs, even every meal-offering of theirs, and every sin-offering of theirs, and every trespass-offering of theirs, which they shall render unto me, shall be most holy for thee and for thy sons.
1 Corinthians 9:6
Or I only and Barnabas, have we not a right to forbear working?
Galatians 6:6
But let him that is taught in the word communicate unto him that teacheth in all good things.

American Standard Version Public Domain