Leviticus 7:13

With the cakes, leavened bread he shall bring, an offering upon the sacrifice of praise of his peace.

Amos 4:5

And burn incense from leaven, a thanksgiving, and call; cause the free will offerings to be heard: for thus ye loved ye sons of Israel, says the Lord Jehovah.

Leviticus 23:17

From your dwellings shall ye bring two loaves lifted up, of two tenths of fine flour shall they be; leavened shall they be, baked, the first-fruits to Jehovah.

Matthew 13:33

Another parable spake he to them; The kingdom of the heavens is like to leaven, which a woman having taken, hid in three measures of wheaten flour, till the whole was leavened.

1 Timothy 4:4

For every created thing of God good, and nothing thrown away, received with thanks:

Treasury of Scripture Knowledge

Summary

Besides the cakes, he shall offer for his offering leavened bread with the sacrifice of thanksgiving of his peace offerings.

General references

Bible References

Leavened

Leviticus 23:17
From your dwellings shall ye bring two loaves lifted up, of two tenths of fine flour shall they be; leavened shall they be, baked, the first-fruits to Jehovah.
Amos 4:5
And burn incense from leaven, a thanksgiving, and call; cause the free will offerings to be heard: for thus ye loved ye sons of Israel, says the Lord Jehovah.
Matthew 13:33
Another parable spake he to them; The kingdom of the heavens is like to leaven, which a woman having taken, hid in three measures of wheaten flour, till the whole was leavened.
1 Timothy 4:4
For every created thing of God good, and nothing thrown away, received with thanks:

General references

Leviticus 22:29
And when ye shall sacrifice a sacrifice of praise to Jehovah, ye shall sacrifice for your acceptance.
Numbers 7:23
And for a sacrifice of peace, two oxen, five rams, five he goats, five lambs, sons of a year: this the offering of Nethaneel, son of Zuar.