Then the LORD said to Moses, “Stretch out your hand toward heaven, so that darkness may spread over the land of Egypt—a palpable darkness.”
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.
ASV
And Jehovah said unto Moses, Stretch out thy hand toward heaven, that there may be darkness over the land of Egypt, even darkness which may be felt.