KJV: And the LORD said unto Moses, Stretch out thine hand toward heaven, that there may be darkness over the land of Egypt, even darkness which may be felt.
NASB: Then the LORD said to Moses, "Stretch out your hand toward the sky, that there may be darkness over the land of Egypt, even a darkness which may be felt."
KJV: And it came between the camp of the Egyptians and the camp of Israel; and it was a cloud and darknessto them, but it gave light by night to these: so that the one came not near the other all the night.
NASB: So it came between the camp of Egypt and the camp of Israel; and there was the cloud along with the darkness, yet it gave light at night. Thus the one did not come near the other all night.
KJV: And ye came near and stood under the mountain; and the mountain burned with fire unto the midst of heaven, with darkness, clouds, and thick darkness.
NASB: "You came near and stood at the foot of the mountain, and the mountain burned with fire to the very heart of the heavens: darkness, cloud and thick gloom.
KJV: And it came to pass, when ye heard the voice out of the midst of the darkness, (for the mountain did burn with fire,) that ye came near unto me, even all the heads of your tribes, and your elders;
NASB: "And when you heard the voice from the midst of the darkness, while the mountain was burning with fire, you came near to me, all the heads of your tribes and your elders.