KJV : And it came to pass, when Pharaoh <06547> would hardly <07185> (8689) let us go <07971> (8763), that the LORD <03068> slew <02026> (8799) all the firstborn <01060> in the land <0776> of Egypt <04714>, both the firstborn <01060> of man <0120>, and the firstborn <01060> of beast <0929>: therefore I sacrifice <02076> (8802) to the LORD <03068> all that openeth <06363> the matrix <07358>, being males <02145>; but all the firstborn <01060> of my children <01121> I redeem <06299> (8799).NASB : �It came about, when Pharaoh was stubborn about letting us go, that the LORD killed every firstborn in the land of Egypt, both the firstborn of man and the firstborn of beast. Therefore, I sacrifice to the LORD the males, the first offspring of every womb, but every firstborn of my sons I redeem.�NASB# : 'It came<1961> about, when<3588> Pharaoh<6547> was stubborn<7185> about letting<7971> us go<7971>, that the LORD<3068> killed<2026> every<3605> firstborn<1060> in the land<776> of Egypt<4714>, both<4480> the firstborn<1060> of man<120> and the firstborn<1060> of beast<929>. Therefore<5921><3651>, I sacrifice<2076> to the LORD<3068> the males<2145>, the first<6363> offspring<6363> of every<3605> womb<7358>, but every<3605> firstborn<1060> of my sons<1121> I redeem<6299>.'