²³ and I say to you, “Let my son go that he may serve me.” If you refuse to let him go, behold, I ^(A)will kill your firstborn son.’”

The Fifth Plague: Egyptian Livestock Die

9 Then the Lord said to Moses, ^(A)“Go in to Pharaoh and say to him, ‘Thus says ^(B)the Lord, the God of the Hebrews, “Let my people go, that they may serve me.