TSK · Exodus 12:15

Any uncircumcised male who has not been circumcised in the flesh of his foreskin will be cut off from his people– he has failed to carry out my requirement.”

For seven days yeast must not be found in your houses, for whoever eats what is made with yeast– that person will be cut off from the community of Israel, whether a resident foreigner or one born in the land.

For seven days you must eat bread made without yeast, and on the seventh day there is to be a festival to the LORD.

Whoever makes perfume like it and whoever puts any of it on someone not a priest will be cut off from his people.’”

So you must keep the Sabbath, for it is holy for you. Everyone who defiles it must surely be put to death; indeed, if anyone does any work on it, then that person will be cut off from among his people.

“You must not offer the blood of my sacrifice with yeast; the sacrifice from the Feast of Passover must not remain until the following morning.

for the life of all flesh is its blood. So I have said to the Israelites: You must not eat the blood of any living thing because the life of every living thing is its blood– all who eat it will be cut off.

Then on the fifteenth day of the same month will be the Feast of Unleavened Bread to the LORD; seven days you must eat unleavened bread.

And on the fifteenth day of this month is the festival. For seven days bread made without yeast must be eaten.

You may not sacrifice the Passover in just any of your villages that the LORD your God is giving you,

The Israelites who were in Jerusalem observed the Feast of Unleavened Bread for seven days with great joy. The Levites and priests were praising the LORD every day with all their might.

Then they understood that he had not told them to be on guard against the yeast in bread, but against the teaching of the Pharisees and Sadducees.

Fear God, Not People Meanwhile, when many thousands of the crowd had gathered so that they were trampling on one another, Jesus began to speak first to his disciples,“Be on your guard against the yeast of the Pharisees, which is hypocrisy.

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.