Ezekiel 45:21
""On the fourteenth day of the first month, you are to observe the Passover as a festival for seven days. Unleavened bread is to be eaten.
Leviticus 23:5-8
"The LORD's Passover is to begin on the fourteenth day of the first month at twilight.
Exodus 12:1-51
The LORD told Moses and Aaron in the land of Egypt,
Numbers 9:2-14
"The Israelis are to observe the Passover at its appointed time
Numbers 28:16-25
"The LORD's Passover is to take place on the fourteenth day of the first month.
Deuteronomy 16:1-8
You are not to sacrifice to the LORD your God an ox or a sheep that has a defect or any flaw in it, because that is detestable to the LORD your God."
1 Corinthians 5:7-8
Get rid of the old yeast so that you may be a new batch of dough, since you are to be free from yeast. For the Messiah, our Passover, has been sacrificed.