Exodus 13:8-10

8On that day tell your children, ‘We do this because of what the Lord did for us when we left Egypt.’

9This ⌞festival⌟ will be ⌞like⌟ a mark on your hand or a reminder on your forehead that the teachings of the Lord are ⌞always⌟ to be a part of your conversation. Because the Lord used his mighty hand to bring you out of Egypt,

10you must follow these rules every year at this time.