KJV: And Moses and Aaron did all these wonders before Pharaoh: and the LORD hardened Pharaoh's heart, so that he would not let the children of Israel go out of his land.
NASB: Moses and Aaron performed all these wonders before Pharaoh; yet the LORD hardened Pharaoh's heart, and he did not let the sons of Israel go out of his land.
KJV: 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 openeth the matrix, being males; but all the firstborn of my children I redeem.
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.'
KJV: And it came to pass, when Pharaoh had let the people go, that God led them not through the way of the land of the Philistines, although that was near; for God said, Lest peradventure the people repent when they see war, and they return to Egypt:
NASB: Now when Pharaoh had let the people go, God did not lead them by the way of the land of the Philistines, even though it was near; for God said, "The people might change their minds when they see war, and return to Egypt."
KJV: And it was told the king of Egypt that the people fled: and the heart of Pharaoh and of his servants was turned against the people, and they said, Why have we done this, that we have let Israel go from serving us?
NASB: When the king of Egypt was told that the people had fled, Pharaoh and his servants had a change of heart toward the people, and they said, "What is this we have done, that we have let Israel go from serving us?"
KJV: And in the greatness of thine excellency thou hast overthrown them that rose up against thee: thou sentest forth thy wrath, which consumed them as stubble.
NASB: "And in the greatness of Your excellence You overthrow those who rise up against You; You send forth Your burning anger, and it consumes them as chaff.