Berean Standard Bible (BSB)
Finally, there will be a fourth kingdom as strong as iron; for iron shatters and crushes all things, and like iron that crushes all things, it will shatter and crush all the others.
World English Bible (WEB)
The fourth kingdom shall be strong as iron, because iron breaks in pieces and subdues all things; and as iron that crushes all these, shall it break in pieces and crush.
Strong's King James
And the fourth{H7244} kingdom{H4437} shall be{H1934}{(H8748)} strong{H8624} as iron{H6523}: forasmuch as iron{H6523} breaketh in pieces{H1855}{(H8683)} and subdueth{H2827}{(H8751)} all{H3606} things: and as{H6903} iron{H6523} that breaketh{H7490}{(H8750)} all{H3606} these{H459}, shall it break in pieces{H1855}{(H8681)} and bruise{H7490}{(H8748)}.
The F.O.G *
Then there will be a fourth kingdom as strong as iron inasmuch as iron crushes and smashes everything, so like iron shattering in pieces, it will crush and shatter all of these [nations].
The F.O.G Message *
Young's Literal Translation
And the fourth kingdom is strong as iron, because that iron is breaking small, and making feeble, all things, even as iron that is breaking all these, it beateth small and breaketh.