Leviticus 7:13
He shall offer his oblation with the sacrifice of his peace-offerings for thanksgiving with cakes of leavened bread.
Amos 4:5
And offer a sacrifice of thanksgiving of that which is leavened, and proclaim freewill-offerings, and publish them. For this pleases you, O ye sons of Israel, says lord LORD.
Leviticus 23:17
Ye shall bring out of your habitations two wave-loaves of two tenth parts [of an ephah]. They shall be of fine flour. They shall be baked with leaven, for first-fruits to LORD.
Matthew 13:33
He spoke another parable to them. The kingdom of the heavens is like leaven, which having taken, a woman hid in three measures of meal until it was all leavened.
1 Timothy 4:4
Because every creation of God is good, and nothing rejected that is received with thankfulness,