In Context

25 It shall happen when you have come to the land which Yahweh will give you, according as he has promised, that you shall keep this service.

26 It will happen, when your children ask you, 'What do you mean by this service?'

27 that you shall say, 'It is the sacrifice of Yahweh's Passover, who passed over the houses of the children of Israel in Egypt, when he struck the Egyptians, and spared our houses.'| The people bowed their heads and worshiped.

28 The children of Israel went and did so; as Yahweh had commanded Moses and Aaron, so they did.

29 It happened at midnight, that Yahweh struck all the firstborn in the land of Egypt, from the firstborn of Pharaoh who sat on his throne to the firstborn of the captive who was in the dungeon; and all the firstborn of livestock.

30 Pharaoh rose up in the night, he, and all his servants, and all the Egyptians; and there was a great cry in Egypt, for there was not a house where there was not one dead.

Exodus 12:28 in Other Translations