Exodus 13:1-3

Living Bible

13 ^1-2 The Lord instructed Moses, “Dedicate to me all of the firstborn sons^[a] of Israel, and every firstborn male animal; they are mine!”

³ Then Moses said to the people, “This is a day to remember forever—the day of leaving Egypt and your slavery; for the Lord has brought you out with mighty miracles. Now remember, during the annual celebration of this event you are to use no yeast; don’t even have any in your homes.