The blood will be a sign for you on the houses where you are, so that when I see the blood I will pass over you, and this plague will not fall on you to destroy you when I attack the land of Egypt.
TSK
TSK · Exodus 12:11
Treasury of Scripture Knowledge references in NET.
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,
In the first month, on the fourteenth day of the month, at twilight, is a Passover offering to the LORD.
Passover and Unleavened Bread“‘On the fourteenth day of the first month is the LORD’s Passover.
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.
The king ordered all the people,“Observe the Passover of the LORD your God, as prescribed in this scroll of the covenant.”
So the disciples did as Jesus had instructed them, and they prepared the Passover.
Call to Faithful Stewardship“Get dressed for service and keep your lamps burning;
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.
Therefore, get your minds ready for action by being fully sober, and set your hope completely on the grace that will be brought to you when Jesus Christ is revealed.