Typical Nature of Paschal Lamb: Eaten with Unleavened Bread
Source: TTT
Exodus 12:39
Since their dough had no leaven, the people baked what they had brought out of Egypt into unleavened loaves. For when they had been driven out of Egypt, they could not delay and had not prepared any provisions for themselves.
1 Corinthians 5:7, 8
Get rid of the old leaven, that you may be a new unleavened batch, as you really are. For Christ, our Passover lamb, has been sacrificed. / Therefore let us keep the feast, not with the old bread, leavened with malice and wickedness, but with the unleavened bread of sincerity and of truth.
2 Corinthians 1:12
And this is our boast: Our conscience testifies that we have conducted ourselves in the world, and especially in relation to you, in the holiness and sincerity that are from God—not in worldly wisdom, but in the grace of God.