Romans 11:16

If, moreover, the first fruit is holy, the lump shall be also; and, if the root is holy, the branches shall be also.

Ezekiel 44:30

And the first of all the firstfruits of everything, and every heave-offering of everything, from among all your heave-offerings to the priests, shall it belong, - The first of your meal, shall ye give to the priest, To cause a blessing to rest upon by house.

Leviticus 23:10

Speak unto the sons of Israel, and thou shalt say unto them: - When ye enter into the land which, I, am giving you, and ye reap the harvest thereof, then shall ye bring in a sheaf of the first-ripe corn of your harvest, unto the priest;

Genesis 17:7

And I will confirm my covenant betwixt me and thee and thy seed after thee to their generations for an age-abiding covenant, - to become to thee a God, and to thy seed after thee;

Exodus 22:29

Thy fulness and thine outflow, shalt thou not delay, - the firstborn of thy sons, shalt thou give to me.

Exodus 23:16

And the festival of harvest with the firstfruits of thy labours, which thou shalt sow in the field, And the festival of ingathering - at the outgoing of the year, when thou hast gathered in thy labours out of the field.

Exodus 23:19

The beginning of the firstfruits of thy ground, shalt thou bring into the house of Yahweh thy God. Thou shalt not boil a kid in the milk of its dam.

Exodus 23:19-21

The beginning of the firstfruits of thy ground, shalt thou bring into the house of Yahweh thy God. Thou shalt not boil a kid in the milk of its dam.

Deuteronomy 18:4

the firstfruit of thy corn thy new wine and thine oil and the first of the fleece of thy flock, shalt thou give unto him.

Deuteronomy 26:10

Now, therefore lo! I have brought in the first of the fruit of the soil, which thou hast given unto me, O Yahweh. Thus shalt thou set it down before Yahweh thy God, and shall bow thyself down before Yahweh thy God;

Nehemiah 10:35-37

And that we would bring in the firstfruits of our ground, and the firstfruit of all fruit of all trees, year by year, - unto the house of Yahweh;

Proverbs 3:9

Honour thou Yahweh, with thy substance, and with the firstfruit of all thine increase;

Jeremiah 2:21

Yet, I, planted thee a precious vine, a wholly true seed, - How then didst thou change thyself towards me, into the degenerate plantings of the alien vine?

Romans 11:17

If, however, some of the branches, have been broken out, and, thou, being a wild olive hast been grafted in among them, and hast become a joint partaker of the root of the fatness of the olive,

1 Corinthians 7:14

For the husband that believeth not is hallowed in the wife, and the wife that believeth not is hallowed in the brother: else were, your children, impure, but, now, are they, pure.

James 1:18

Because he was so minded, he hath brought us forth with a word of truth, to the end we should be a sort of firstfruit of his creatures

Revelation 14:4

These, are they, who with women, were not defiled, for they are, virgin. These, are they who follow the Lamb whithersoever he is going. These, were redeemed from mankind, as a firstfruit unto God and 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
Thy fulness and thine outflow, shalt thou not delay, - the firstborn of thy sons, shalt thou give to me.
Exodus 23:16
And the festival of harvest with the firstfruits of thy labours, which thou shalt sow in the field, And the festival of ingathering - at the outgoing of the year, when thou hast gathered in thy labours out of the field.
Leviticus 23:10
Speak unto the sons of Israel, and thou shalt say unto them: - When ye enter into the land which, I, am giving you, and ye reap the harvest thereof, then shall ye bring in a sheaf of the first-ripe corn of your harvest, unto the priest;
Deuteronomy 18:4
the firstfruit of thy corn thy new wine and thine oil and the first of the fleece of thy flock, shalt thou give unto him.
Deuteronomy 26:10
Now, therefore lo! I have brought in the first of the fruit of the soil, which thou hast given unto me, O Yahweh. Thus shalt thou set it down before Yahweh thy God, and shall bow thyself down before Yahweh thy God;
Nehemiah 10:35
And that we would bring in the firstfruits of our ground, and the firstfruit of all fruit of all trees, year by year, - unto the house of Yahweh;
Proverbs 3:9
Honour thou Yahweh, with thy substance, and with the firstfruit of all thine increase;
Ezekiel 44:30
And the first of all the firstfruits of everything, and every heave-offering of everything, from among all your heave-offerings to the priests, shall it belong, - The first of your meal, shall ye give to the priest, To cause a blessing to rest upon by house.
James 1:18
Because he was so minded, he hath brought us forth with a word of truth, to the end we should be a sort of firstfruit of his creatures
Revelation 14:4
These, are they, who with women, were not defiled, for they are, virgin. These, are they who follow the Lamb whithersoever he is going. These, were redeemed from mankind, as a firstfruit unto God and the Lamb;

And if

Romans 11:17
If, however, some of the branches, have been broken out, and, thou, being a wild olive hast been grafted in among them, and hast become a joint partaker of the root of the fatness of the olive,
Genesis 17:7
And I will confirm my covenant betwixt me and thee and thy seed after thee to their generations for an age-abiding covenant, - to become to thee a God, and to thy seed after thee;
Jeremiah 2:21
Yet, I, planted thee a precious vine, a wholly true seed, - How then didst thou change thyself towards me, into the degenerate plantings of the alien vine?
1 Corinthians 7:14
For the husband that believeth not is hallowed in the wife, and the wife that believeth not is hallowed in the brother: else were, your children, impure, but, now, are they, pure.