Exodus 11:5
And all the firstborn in the land of Egypt shall die, from the first born of Pharaoh that sits on his throne, even to the firstborn of the maidservant that is behind the mill; and all the firstborn of beasts.
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Exodus 12:12,29
For I will pass through the land of Egypt this night, and will smite all the firstborn in the land of Egypt, both man and beast; and against all the gods of Egypt I will execute judgment: I am the LORD.
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Exodus 13:15
And it came to pass, when Pharaoh would hardly let us go, that the LORD slew all the firstborn in the land of Egypt, both the firstborn of man, and the firstborn of beast: therefore I sacrifice to the LORD all that opens the matrix, being males; but all the firstborn of my children I redeem.
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Numbers 33:4
For the Egyptians buried all their firstborn, which the LORD had smitten among them: on their gods also the LORD executed judgments.
Nave's Topical Index—AKJV