Exo 13:15 | NASB2020 | STEP | And it came about , when Pharaoh was stubborn about letting us go , that the Lord put to death every firstborn in the land of Egypt , from human firstborns to animal firstborns . Therefore , I sacrifice to the Lord the males , every firstborn of a womb , but every firstborn of my sons I redeem .’

Exodus 13:15

15 And it came about, when Pharaoh was stubborn about letting us go, that the ^aLord put to death every firstborn in the land of Egypt, from human firstborns to animal firstborns. Therefore, I sacrifice to the Lord the males, every firstborn of a womb, but every firstborn of my sons I redeem.’