Numbers 3:13
for all the firstborn are Mine. On the day I struck down every firstborn in the land of Egypt, I consecrated to Myself all the firstborn in Israel, both man and beast. They are Mine; I am the LORD.”

Numbers 8:17
For every firstborn male in Israel is Mine, both man and beast. I set them apart for Myself on the day I struck down all the firstborn in the land of Egypt.

Leviticus 27:26
But no one may consecrate a firstborn of the livestock, because a firstborn belongs to the LORD. Whether it is an ox or a sheep, it is the LORD’s.

Deuteronomy 15:19
You must set apart to the LORD your God every firstborn male produced by your herds and flocks. You are not to put the firstborn of your oxen to work, nor are you to shear the firstborn of your flock.

Luke 2:23
(as it is written in the Law of the Lord: “Every firstborn male shall be consecrated to the Lord”),

Numbers 18:15
The firstborn of every womb, whether man or beast, that is offered to the LORD belongs to you. But you must surely redeem every firstborn son and every firstborn male of unclean animals.

Exodus 22:29
You must not hold back offerings from your granaries or vats. You are to give Me the firstborn of your sons.

Exodus 34:19-20
The first offspring of every womb belongs to Me, including all the firstborn males among your livestock, whether cattle or sheep. / You must redeem the firstborn of a donkey with a lamb; but if you do not redeem it, you are to break its neck. You must redeem all the firstborn of your sons. No one shall appear before Me empty-handed.

Deuteronomy 12:6
To that place you are to bring your burnt offerings and sacrifices, your tithes and heave offerings, your vow offerings and freewill offerings, as well as the firstborn of your herds and flocks.

Deuteronomy 12:17
Within your gates you must not eat the tithe of your grain or new wine or oil, the firstborn of your herds or flocks, any of the offerings that you have vowed to give, or your freewill offerings or special gifts.

Deuteronomy 14:23
And you are to eat a tenth of your grain, new wine, and oil, and the firstborn of your herds and flocks, in the presence of the LORD your God at the place He will choose as a dwelling for His Name, so that you may learn to fear the LORD your God always.

Deuteronomy 26:2
you are to take some of the firstfruits of all your produce from the soil of the land that the LORD your God is giving you and put them in a basket. Then go to the place the LORD your God will choose as a dwelling for His Name,

Nehemiah 10:36
And we will bring the firstborn of our sons and our livestock, as it is written in the Law, and will bring the firstborn of our herds and flocks to the house of our God, to the priests who minister in the house of our God.

Ezekiel 44:30
The best of all the firstfruits and of every contribution from all your offerings will belong to the priests. You are to give your first batch of dough to the priest, so that a blessing may rest upon your homes.

Romans 8:29
For those God foreknew, He also predestined to be conformed to the image of His Son, so that He would be the firstborn among many brothers.