Exodus Chapter 13 World English Bible
Moses said to the people, "Remember this day, in which you came out from Egypt, out of the house of bondage; for by strength of hand Yahweh brought you out from this place. No leavened bread shall be eaten.
It shall be, when Yahweh shall bring you into the land of the Canaanite, and the Hittite, and the Amorite, and the Hivite, and the Jebusite, which he swore to your fathers to give you, a land flowing with milk and honey, that you shall keep this service in this month.
and it happened, when Pharaoh would hardly let us go, that Yahweh killed all the firstborn in the land of Egypt, both the firstborn of man, and the firstborn of animal. Therefore I sacrifice to Yahweh all that opens the womb, being males; but all the firstborn of my sons I redeem.'
It happened, when Pharaoh had let the people go, that God didn't lead them by the way of the land of the Philistines, although that was near; for God said, "Lest perhaps the people change their minds when they see war, and they return to Egypt;"