Numbers 9:7
And those men said to him, "We are ceremonially defiled by the dead body of a man; why are we kept back from offering the Lord's offering at its appointed time among the Israelites?"
Exodus 12:27
then you will say, 'It is the sacrifice of the Lord's Passover, when he passed over the houses of the Israelites in Egypt, when he struck Egypt and delivered our households.'" The people bowed down low to the ground,
Numbers 9:2
"The Israelites are to observe the Passover at its appointed time.
Deuteronomy 16:2
You must sacrifice the Passover animal (from the flock or the herd) to the Lord your God in the place where he chooses to locate his name.
2 Chronicles 30:17-19
Because many in the assembly had not consecrated themselves, the Levites slaughtered the Passover lambs of all who were ceremonially unclean and could not consecrate their sacrifice to the Lord.
1 Corinthians 5:7-8
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.