Romans 11:16

For if the firstfruit is holy, so shall the rest be; and if the root is holy, so shall be the branches.

Ezekiel 44:30

And the first of all the firstfruits of all things, and every offering of all, of every sort of your offerings, shall be the priest's; ye shall also give unto the priest the first of your dough, that he may cause the blessing to rest in thine house.

Leviticus 23:10

Speak unto the sons of Israel and say unto them, When ye have entered into the land which I give unto you and shall reap the harvest thereof, then ye shall bring a sheaf of the firstfruits of your harvest unto the priest;

Genesis 17:7

And I will establish my covenant between me and thee and thy seed after thee in their generations for an everlasting covenant, to be a God unto thee and to thy seed after thee.

Exodus 22:29

Thou shalt not delay to offer the first of thy ripe fruits and of thy liquors; the firstborn of thy sons shalt thou give unto me.

Exodus 23:16

And the feast of the harvest of the firstfruits of thy labours, which thou hast sown in the field, and the feast of ingathering, which is in the end of the year, when thou hast gathered in thy labours out of the field.

Exodus 23:19

The first of the firstfruits of thy land thou shalt bring into the house of the LORD thy God. Thou shalt not boil a kid in his mother's milk.

Numbers 15:17-21

The LORD also spoke unto Moses, saying,

Deuteronomy 18:4

The firstfruits also of thy grain, of thy wine, and of thine oil, and the firstfruits of the fleece of thy sheep, shalt thou give him;

Deuteronomy 26:10

And now, behold, I have brought the firstfruits of the land which thou, O LORD, hast given me. And thou shalt set it before the LORD thy God and worship before the LORD thy God.

Nehemiah 10:35-37

And that each year we would bring the firstfruits of our ground and the firstfruits of all fruit of all trees, unto the house of the LORD.

Proverbs 3:9

Honour the LORD with thy substance and with the firstfruits of all thine increase:

Jeremiah 2:21

Yet I had planted thee a noble vine, a seed of Truth, all of her; how then art thou turned into the degenerate plant of a strange vine unto me?

Romans 11:17

And if some of the branches were broken off, and thou, being a wild olive tree, wert grafted in among them and hath been made participant of the root and of the fatness of the olive tree,

1 Corinthians 7:14

For the unbelieving husband is sanctified by the wife, and the unbelieving wife is sanctified by the husband; otherwise your children would be unclean, but now they are holy.

James 1:18

He, of his own will, has begotten us with the word of truth, that we should be the firstfruits of his creatures.

Revelation 14:4

These are those who are not defiled with women, for they are virgins. These are those who follow the Lamb wherever he goes. These are redeemed from among men, being the firstfruits unto God and to the Lamb.

Treasury of Scripture Knowledge

Summary

For if the firstfruit be holy, the lump is also holy: and if the root be holy, so are the branches.

Bible References

If the first-fruit

Exodus 22:29
Thou shalt not delay to offer the first of thy ripe fruits and of thy liquors; the firstborn of thy sons shalt thou give unto me.
Exodus 23:16
And the feast of the harvest of the firstfruits of thy labours, which thou hast sown in the field, and the feast of ingathering, which is in the end of the year, when thou hast gathered in thy labours out of the field.
Leviticus 23:10
Speak unto the sons of Israel and say unto them, When ye have entered into the land which I give unto you and shall reap the harvest thereof, then ye shall bring a sheaf of the firstfruits of your harvest unto the priest;
Numbers 15:17
The LORD also spoke unto Moses, saying,
Deuteronomy 18:4
The firstfruits also of thy grain, of thy wine, and of thine oil, and the firstfruits of the fleece of thy sheep, shalt thou give him;
Deuteronomy 26:10
And now, behold, I have brought the firstfruits of the land which thou, O LORD, hast given me. And thou shalt set it before the LORD thy God and worship before the LORD thy God.
Nehemiah 10:35
And that each year we would bring the firstfruits of our ground and the firstfruits of all fruit of all trees, unto the house of the LORD.
Proverbs 3:9
Honour the LORD with thy substance and with the firstfruits of all thine increase:
Ezekiel 44:30
And the first of all the firstfruits of all things, and every offering of all, of every sort of your offerings, shall be the priest's; ye shall also give unto the priest the first of your dough, that he may cause the blessing to rest in thine house.
James 1:18
He, of his own will, has begotten us with the word of truth, that we should be the firstfruits of his creatures.
Revelation 14:4
These are those who are not defiled with women, for they are virgins. These are those who follow the Lamb wherever he goes. These are redeemed from among men, being the firstfruits unto God and to the Lamb.

And if

Romans 11:17
And if some of the branches were broken off, and thou, being a wild olive tree, wert grafted in among them and hath been made participant of the root and of the fatness of the olive tree,
Genesis 17:7
And I will establish my covenant between me and thee and thy seed after thee in their generations for an everlasting covenant, to be a God unto thee and to thy seed after thee.
Jeremiah 2:21
Yet I had planted thee a noble vine, a seed of Truth, all of her; how then art thou turned into the degenerate plant of a strange vine unto me?
1 Corinthians 7:14
For the unbelieving husband is sanctified by the wife, and the unbelieving wife is sanctified by the husband; otherwise your children would be unclean, but now they are holy.