Exodus 12:27

27you shall say, a‘It is the sacrifice of the Lord’s Passover, for he passed over the houses of the people of Israel in Egypt, when he struck the Egyptians but spared our houses.’” And the people bbowed their heads and worshiped.

Numbers 9:7

7And those men said to him, “We are unclean through touching a dead body. Why are we kept from bringing the Lord’s coffering at its appointed time among the people of Israel?”

Numbers 9:13

13But if anyone who is clean and is not on a journey fails to keep the Passover, dthat person shall be cut off from his people because he did not bring the Lord’s eoffering at its appointed time; that man shall bear his sin.

1 Corinthians 5:7

7Cleanse out the old leaven that you may be a new lump, as you really are unleavened. For Christ, our Passover lamb, has been sacrificed.
Copyright information for ESV