KJV:
Then I would know the truth of the fourth beast, which was diverse from all the others, exceeding dreadful, whose teeth were of iron, and his nails of brass; which devoured, brake in pieces, and stamped the residue with his feet;
NASB:
"Then I desired to know the exact meaning of the fourth beast, which was different from all the others, exceedingly dreadful, with its teeth of iron and its claws of bronze, and which devoured, crushed and trampled down the remainder with its feet,