Exodus 4:23

I told you: Let My son go so that he may worship Me, but you refused to let him go. Now I will kill your firstborn son!”

Exodus 11:5

and every firstborn male in the land of Egypt will die, from the firstborn of Pharaoh who sits on his throne to the firstborn of the servant girl who is behind the millstones, as well as every firstborn of the livestock.

Exodus 12:29

Now at midnight the Lord struck every firstborn male in the land of Egypt, from the firstborn of Pharaoh who sat on his throne to the firstborn of the prisoner who was in the dungeon, and every firstborn of the livestock.

Psalm 105:36

He struck all the firstborn in their land,
all their first progeny.

Psalm 135:8

He struck down the firstborn of Egypt,
both man and beast.

Exodus 5:1

Later, Moses and Aaron went in and said to Pharaoh, “This is what Yahweh, the God of Israel, says: Let My people go, so that they may hold a festival for Me in the wilderness.”

Exodus 7:16

Tell him: Yahweh, the God of the Hebrews, has sent me to tell you: Let My people go, so that they may worship Me in the wilderness, but so far you have not listened.

Psalm 78:51

He struck all the firstborn in Egypt,
the first progeny of the tents of Ham.

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