Treasury of Scripture Knowledge
In the fourteenth day of this month, at twilight, you are to observe it at its appointed time; you must keep it in accordance with all its statutes and all its customs."
"This month is to be your beginning of months; it will be your first month of the year.
In the first month, on the fourteenth day of the month, at twilight, is a Passover offering to the Lord.
Observe the month Abib and keep the Passover to the Lord your God, for in that month he brought you out of Egypt by night.
"'In the first month, on the fourteenth day of the month, you will celebrate the Passover, and for seven days bread made without yeast will be eaten.
"You know that after two days the Passover is coming, and the Son of Man will be handed over to be crucified."
Then the day for the feast of Unleavened Bread came, on which the Passover lamb had to be sacrificed.
When he saw that this pleased the Jews, he proceeded to arrest Peter too. (This took place during the feast of Unleavened Bread.)
1 Corinthians 5:7
Clean out the old yeast so that you may be a new batch of dough -- you are, in fact, without yeast. For Christ, our Passover lamb, has been sacrificed.