Deuteronomy 15:19

All the firstborn males that come of your herd and of your flock you shall sanctify unto the LORD your God: you shall do no work with the firstborn of your bullock, nor shear the firstborn of your sheep.

Exodus 13:2

Sanctify unto me all the firstborn, whatsoever opens the womb among the children of Israel, both of man and of beast: it is mine.

Exodus 13:12

That you shall set apart unto the LORD all that opens the womb, and every firstling that comes of a beast which you have; the males shall be the LORD'S.

Leviticus 27:26

Only the firstling of the animals, which should be the LORD'S firstling, no man may dedicate it; whether it be ox, or sheep: it is the LORD'S.

Numbers 18:15

Every thing that opens the womb in all flesh, which they bring unto the LORD, whether it be of men or animals, shall be yours: nevertheless the firstborn of man shall you surely redeem, and the firstling of unclean animals shall you redeem.

Numbers 18:17

But the firstling of a cow, or the firstling of a sheep, or the firstling of a goat, you shall not redeem; they are holy: you shall sprinkle their blood upon the altar, and shall burn their fat for an offering made by fire, for a sweet aroma unto the LORD.

Deuteronomy 12:17

You may not eat within your gates the tithe of your grain, or of your wine, or of your oil, or the firstlings of your herds or of your flock, nor any of your offerings which you vow, nor your freewill offerings, or heave offering of your hand:

Deuteronomy 16:14

And you shall rejoice in your feast, you, and your son, and your daughter, and your manservant, and your maidservant, and the Levite, the stranger, and the fatherless, and the widow, that are within your gates.

Exodus 34:19

All that opens the womb is mine; and every firstling among your cattle, whether ox or sheep, that is male.

Numbers 3:13

Because all the firstborn are mine; for on the day that I struck all the firstborn in the land of Egypt I hallowed unto me all the firstborn in Israel, both man and animal: mine shall they be: I am the LORD.

Deuteronomy 12:5-7

But unto the place which the LORD your God shall choose out of all your tribes to put his name there, even unto his dwelling place shall you seek, and there you shall come:

Deuteronomy 14:23

And you shall eat before the LORD your God, in the place which he shall choose to place his name there, the tithe of your grain, of your wine, and of your oil, and the firstlings of your herds and of your flocks; that you may learn to fear the LORD your God always.

Deuteronomy 16:11

And you shall rejoice before the LORD your God, you, and your son, and your daughter, and your manservant, and your maidservant, and the Levite that is within your gates, and the stranger, and the fatherless, and the widow, that are among you, in the place which the LORD your God has chosen to place his name there.

Romans 8:29

For whom he did foreknow, he also did predestinate to be conformed to the image of his Son, that he might be the firstborn among many brethren.

Hebrews 12:23

To the general assembly and church of the firstborn, who are written in heaven, and to God the Judge of all, and to the spirits of just men made perfect,

Treasury of Scripture Knowledge

Summary

All the firstling males that come of thy herd and of thy flock thou shalt sanctify unto the LORD thy God: thou shalt do no work with the firstling of thy bullock, nor shear the firstling of thy sheep.

Bible References

The firstling

Exodus 13:2
Sanctify unto me all the firstborn, whatsoever opens the womb among the children of Israel, both of man and of beast: it is mine.
Exodus 34:19
All that opens the womb is mine; and every firstling among your cattle, whether ox or sheep, that is male.
Leviticus 27:26
Only the firstling of the animals, which should be the LORD'S firstling, no man may dedicate it; whether it be ox, or sheep: it is the LORD'S.
Numbers 3:13
Because all the firstborn are mine; for on the day that I struck all the firstborn in the land of Egypt I hallowed unto me all the firstborn in Israel, both man and animal: mine shall they be: I am the LORD.
Numbers 18:17
But the firstling of a cow, or the firstling of a sheep, or the firstling of a goat, you shall not redeem; they are holy: you shall sprinkle their blood upon the altar, and shall burn their fat for an offering made by fire, for a sweet aroma unto the LORD.
Romans 8:29
For whom he did foreknow, he also did predestinate to be conformed to the image of his Son, that he might be the firstborn among many brethren.
Hebrews 12:23
To the general assembly and church of the firstborn, who are written in heaven, and to God the Judge of all, and to the spirits of just men made perfect,

Thou shalt do

Deuteronomy 12:5
But unto the place which the LORD your God shall choose out of all your tribes to put his name there, even unto his dwelling place shall you seek, and there you shall come:
Deuteronomy 14:23
And you shall eat before the LORD your God, in the place which he shall choose to place his name there, the tithe of your grain, of your wine, and of your oil, and the firstlings of your herds and of your flocks; that you may learn to fear the LORD your God always.
Deuteronomy 16:11
And you shall rejoice before the LORD your God, you, and your son, and your daughter, and your manservant, and your maidservant, and the Levite that is within your gates, and the stranger, and the fatherless, and the widow, that are among you, in the place which the LORD your God has chosen to place his name there.
Numbers 18:15
Every thing that opens the womb in all flesh, which they bring unto the LORD, whether it be of men or animals, shall be yours: nevertheless the firstborn of man shall you surely redeem, and the firstling of unclean animals shall you redeem.