15 For seven days you must eat unleavened bread. On the very first day you must remove any yeast that you have in your houses. Whoever eats anything with yeast in it from the first day through the seventh day must be excluded from Israel.
16 You must have a holy assembly on the first day and another one on the seventh. You must not work on these days except to prepare your own meals. That’s all you may do.
17 You must celebrate the Festival of Unleavened Bread because it was on this very day that I brought you out of Egypt in organized family groups. This is a permanent law for future generations: You must celebrate this day.
18 From the evening of the fourteenth day of the first month until the evening of the twenty-first day you must eat unleavened bread.
19 There should be no yeast in your houses for seven days. Whoever eats anything with yeast in it must be excluded from the community of Israel, whether he is an Israelite or not.
20 Eat nothing made with yeast. Wherever you live, you must eat ⌊only⌋ unleavened bread.”
21 Then Moses called for all the leaders of Israel. He said to them, “Pick out a lamb or a young goat for your families, and kill the Passover animal.