Deuteronomy 14:23
In the presence of the Lord your God you must eat from the tithe of your grain, your new wine, your olive oil, and the firstborn of your herds and flocks in the place he chooses to locate his name, so that you may learn to revere the Lord your God always.
Deuteronomy 4:10
You stood before the Lord your God at Horeb and he said to me, "Assemble the people before me so that I can tell them my commands. Then they will learn to revere me all the days they live in the land, and they will instruct their children."
Deuteronomy 12:5-7
But you must seek only the place he chooses from all your tribes to establish his name as his place of residence, and you must go there.
Deuteronomy 12:17-18
You will not be allowed to eat in your villages your tithe of grain, new wine, olive oil, the firstborn of your herd and flock, any votive offerings you have vowed, or your freewill and personal offerings.
Deuteronomy 15:19-20
You must set apart for the Lord your God every firstborn male born to your herds and flocks. You must not work the firstborn of your bulls or shear the firstborn of your flocks.