'Unleavened' in the Bible

Two days before the Passover and the Feast of Unleavened Bread, the chief priests and the experts in the law were trying to find a way to arrest Jesus by stealth and kill him.

Now on the first day of the feast of Unleavened Bread, when the Passover lamb is sacrificed, Jesus' disciples said to him, "Where do you want us to prepare for you to eat the Passover?"