Then came the Day of Unleavened Bread, when the Passover must be killed.
In the first month, on the fourteenth day of the month at evening, you shall eat unleavened bread, until the twenty-first day of the month at evening.
Therefore purge out the old leaven, that you may be a new lump, since you truly are unleavened. For indeed Christ, our Passover, was sacrificed for us.
Now the Feast of Unleavened Bread drew near, which is called Passover.
Now you shall keep it until the fourteenth day of the same month. Then the whole assembly of the congregation of Israel shall kill it at twilight.
So he promised and sought opportunity to betray Him to them in the absence of the multitude.