Deuteronomy 16:3-5

New International Version

³ Do not eat it with bread made with yeast, but for seven days eat unleavened bread, the bread of affliction,^(A) because you left Egypt in haste^(B)—so that all the days of your life you may remember the time of your departure from Egypt.^{(C) 4} Let no yeast be found in your possession in all your land for seven days. Do not let any of the meat you sacrifice on the evening^(D) of the first day remain until morning.^(E)

⁵ You must not sacrifice the Passover in any town the Lord your God gives you