Exodus 12:39
And they baked unleavened cakes of the dough which they brought forth out of Egypt, for it was not leavened; because they were thrust out of Egypt, and could not tarry, neither had they prepared for themselves any victual.
Torrey's Topical Textbook—AKJV

1 Corinthians 5:7,8
Purge out therefore the old leaven, that you may be a new lump, as you are unleavened. For even Christ our passover is sacrificed for us:
Torrey's Topical Textbook—AKJV

2 Corinthians 1:12
For our rejoicing is this, the testimony of our conscience, that in simplicity and godly sincerity, not with fleshly wisdom, but by the grace of God, we have had our conversation in the world, and more abundantly to you-ward.
Torrey's Topical Textbook—AKJV