Leviticus 23:6-8
On the fifteenth day of the same month begins the Feast of Unleavened Bread to the LORD. For seven days you must eat unleavened bread. / On the first day you are to hold a sacred assembly; you are not to do any regular work. / For seven days you are to present a food offering to the LORD. On the seventh day there shall be a sacred assembly; you must not do any regular work.’”

Deuteronomy 16:3-4
You must not eat leavened bread with it; for seven days you are to eat with it unleavened bread, the bread of affliction, because you left the land of Egypt in haste—so that you may remember for the rest of your life the day you left the land of Egypt. / No leaven is to be found in all your land for seven days, and none of the meat you sacrifice in the evening of the first day shall remain until morning.

Numbers 9:11-12
Such people are to observe it at twilight on the fourteenth day of the second month. They are to eat the lamb, together with unleavened bread and bitter herbs; / they may not leave any of it until morning or break any of its bones. They must observe the Passover according to all its statutes.

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.

Matthew 26:17-19
On the first day of the Feast of Unleavened Bread, the disciples came to Jesus and asked, “Where do You want us to prepare for You to eat the Passover?” / He answered, “Go into the city to a certain man and tell him that the Teacher says, ‘My time is near. I will keep the Passover with My disciples at your house.’” / So the disciples did as Jesus had directed them and prepared the Passover.

Mark 14:12-16
On the first day of the Feast of Unleavened Bread, when the Passover lamb was to be sacrificed, Jesus’ disciples asked Him, “Where do You want us to prepare for You to eat the Passover?” / So He sent two of His disciples and told them, “Go into the city, and a man carrying a jug of water will meet you. Follow him, / and whichever house he enters, say to the owner, ‘The Teacher asks: Where is My guest room, where I may eat the Passover with My disciples?’ ...

Luke 22:7-13
Then came the day of Unleavened Bread on which the Passover lamb was to be sacrificed. / Jesus sent Peter and John, saying, “Go and make preparations for us to eat the Passover.” / “Where do You want us to prepare it?” they asked. ...

John 19:31-36
It was the day of Preparation, and the next day was a High Sabbath. In order that the bodies would not remain on the cross during the Sabbath, the Jews asked Pilate to have the legs broken and the bodies removed. / So the soldiers came and broke the legs of the first man who had been crucified with Jesus, and those of the other. / But when they came to Jesus and saw that He was already dead, they did not break His legs. ...

Hebrews 11:28
By faith he kept the Passover and the sprinkling of blood, so that the destroyer of the firstborn would not touch Israel’s own firstborn.

2 Chronicles 30:21
The Israelites who were present in Jerusalem celebrated the Feast of Unleavened Bread for seven days with great joy, and the Levites and priests praised the LORD day after day, accompanied by loud instruments of praise to the LORD.

2 Chronicles 35:17
The Israelites who were present also observed the Passover at that time, as well as the Feast of Unleavened Bread for seven days.

Ezra 6:19-22
On the fourteenth day of the first month, the exiles kept the Passover. / All the priests and Levites had purified themselves and were ceremonially clean. And the Levites slaughtered the Passover lamb for all the exiles, for their priestly brothers, and for themselves. / The Israelites who had returned from exile ate it, together with all who had separated themselves from the uncleanness of the peoples of the land to seek the LORD, the God of Israel. ...

Ezekiel 45:21
On the fourteenth day of the first month you are to observe the Passover, a feast of seven days, during which unleavened bread shall be eaten.

Joshua 5:10-11
On the evening of the fourteenth day of the month, while the Israelites were camped at Gilgal on the plains of Jericho, they kept the Passover. / The day after the Passover, on that very day, they ate unleavened bread and roasted grain from the produce of the land.

Psalm 81:3-5
Sound the ram’s horn at the New Moon, and at the full moon on the day of our Feast. / For this is a statute for Israel, an ordinance of the God of Jacob. / He ordained it as a testimony for Joseph when he went out over the land of Egypt, where I heard an unfamiliar language: