Deuteronomy 14:23

And thou shalt eat before Jehovah thy God, in the place which he will choose to cause his name to dwell there, the tithe of thy corn, of thy new wine, and of thine oil, and the firstlings of thy herds and of thy flocks; that thou mayest learn to fear Jehovah thy God continually.

Deuteronomy 4:10

the day that thou stoodest before Jehovah thy God in Horeb, when Jehovah said to me, Gather me the people together, that I may cause them to hear my words, that they may learn them, and fear me all the days that they live upon the earth, and teach them to their children.

Deuteronomy 12:5-7

but unto the place which Jehovah your God will choose out of all your tribes to set his name there, his habitation shall ye seek, and thither thou shalt come;

Deuteronomy 12:17-18

Thou mayest not eat within thy gates the tithe of thy corn, or of thy new wine, or of thine oil, or the firstlings of thy kine or of thy sheep, nor any of thy vows which thou vowest, nor thy voluntary-offerings, nor the heave-offering of thy hand;

Deuteronomy 15:19-20

Every firstling that is born among thy kine and among thy sheep that is a male, thou shalt hallow to Jehovah thy God: thou shalt do no work with the firstling of thy kine, nor shear the firstling of thy sheep.

Treasury of Scripture Knowledge

Summary

And thou shalt eat before the LORD thy God, in the place which he shall choose to place his name there, the tithe of thy corn, of thy wine, and of thine oil, and the firstlings of thy herds and of thy flocks; that thou mayest learn to fear the LORD thy God always.

Eat before

The firstlings

General references

Bible References

Eat before

Deuteronomy 12:5
but unto the place which Jehovah your God will choose out of all your tribes to set his name there, his habitation shall ye seek, and thither thou shalt come;

The firstlings

Deuteronomy 15:19
Every firstling that is born among thy kine and among thy sheep that is a male, thou shalt hallow to Jehovah thy God: thou shalt do no work with the firstling of thy kine, nor shear the firstling of thy sheep.

General references

Leviticus 27:30
And as to every tithe of the land, of the seed of the land, and of the fruit of the tree, it is Jehovah's: it is holy to Jehovah.
John 2:14
And he found in the temple the sellers of oxen and sheep and doves, and the money-changers sitting;