Exodus 12:29–31 (Wordstudy KJV):

29 And [it came to pass,,] that at midnight,,/, the Lord, smote all, the firstborn in the land,, of Egypt, [from the firstborn/,] of Pharaoh that sat, on his throne, unto the firstborn, of the captive, that was in the dungeon;,,/, and all,, the firstborn, of cattle.
30 And 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.
31 And he called, for Moses, and Aaron,, by night, and said,, [Rise up,] and [get you forth] [from among/,] my people,, both ye and the children,, of Israel; and go,, serve ❐❒ the Lord, as ye have said.,,