Moses and Aaron performed all these wonders before Pharaoh; but the LORD hardened Pharaoh’s heart, and he did not let the people of Israel go out of his land. The LORD said to Moses and Aaron in the land of Egypt: This month shall mark for you the beginning of months; it shall be the first month of the year for you. Tell the whole congregation of Israel that on the tenth of this month they are to take a lamb for each family, a lamb for each household. If a household is too small for a whole...