Matthew 13:33

And he spake another parable unto them; The kingdom of the heavens is like unto the leaven, which a woman took, and hid in three measures of meal, until the whole was leavened.

Romans 8:23

and not only so, but we ourselves, having the earnest of the Spirit, and we ourselves groan within ourselves, waiting for the adoption of sons, the redemption of our body.

1 Corinthians 15:20

But now Christ is risen from the dead, the firstfruit of them that slept.

James 1:18

Of his own will begat he us by the word of truth, that we should be some first fruit of his creations.

Revelation 14:4

These are they who have not been defiled with women; for they are virgins. These are they who follow the Lamb whithersoever he may go. They have been redeemed from men, the first fruit unto God and the Lamb.

Treasury of Scripture Knowledge

Summary

Ye shall bring out of your habitations two wave loaves of two tenth deals: they shall be of fine flour; they shall be baken with leaven; they are the firstfruits unto the LORD.

Leaven

Bible References

Leaven

Matthew 13:33
And he spake another parable unto them; The kingdom of the heavens is like unto the leaven, which a woman took, and hid in three measures of meal, until the whole was leavened.