Leviticus 7:13

With perforated cakes of leavened bread, shall he bring near his oblation, with his peace-offering of thanksgiving,

Amos 4:5

Yea, burn thou incense, of that which is leavened, as a thank-offering, and proclaim ye freewill-offerings, let them be known, - for, so, ye love to have it , ye sons of Israel, Declareth My Lord, Yahweh.

Leviticus 23:17

Out of your dwellings, shall ye bring in two wave loaves of two-tenths of an ephah, of fine meal, shall they be, with leaven, shall they be baked, - first-fruits unto Yahweh.

Matthew 13:33

Another parable, spake he unto them: - The kingdom of the heavens is like, unto leaven, which a woman took and hid in three measures of flour until, the whole, was leavened.

1 Timothy 4:4

Because, every creature of God, is good, and nothing to be cast away, if, with thanksgiving, it be received, -

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
Out of your dwellings, shall ye bring in two wave loaves of two-tenths of an ephah, of fine meal, shall they be, with leaven, shall they be baked, - first-fruits unto Yahweh.
Amos 4:5
Yea, burn thou incense, of that which is leavened, as a thank-offering, and proclaim ye freewill-offerings, let them be known, - for, so, ye love to have it , ye sons of Israel, Declareth My Lord, Yahweh.
Matthew 13:33
Another parable, spake he unto them: - The kingdom of the heavens is like, unto leaven, which a woman took and hid in three measures of flour until, the whole, was leavened.
1 Timothy 4:4
Because, every creature of God, is good, and nothing to be cast away, if, with thanksgiving, it be received, -

General references

Leviticus 22:29
And when ye would offer a sacrifice of thanksgiving unto Yahweh, for your acceptance, shall ye offer it.
Numbers 7:23
and, as peace-offering two oxen, five rams, five he-goats, five he-lambs of the first year, - this, was the offering of Nethanel, son of Zuar.