1 Corinthians 5:7

purge out the old leaven, that you may be a new mass, since you should be without leaven. for Christ our paschal lamb has been sacrificed for us.

Treasury of Scripture Knowledge

Summary

That ye shall say, It is the sacrifice of the LORD'S passover, who passed over the houses of the children of Israel in Egypt, when he smote the Egyptians, and delivered our houses. And the people bowed the head and worshipped.

It is the sacrifice

Bible References

It is the sacrifice

1 Corinthians 5:7
purge out the old leaven, that you may be a new mass, since you should be without leaven. for Christ our paschal lamb has been sacrificed for us.