19 Then I desired what is certain concerning the fourth beast, which was different from all these others, exceedingly dreadful, whose teeth were of iron, and whose nails of copper; which devoured, ground up, and stamped with its feet what was left;
Daniel 7:19 Cross References - Leeser
Daniel 2:40-43
40 And the fourth kingdom will be as strong as iron; forasmuch as iron grindeth up and beateth down all things, and as iron that breaketh every thing, will it grind up and break all these.
41 And that thou sawest the feet and toes, and part of them of potter’s clay, and part of them of iron, signifieth that it will be a divided kingdom, although there will be in it of the strength of the iron; forasmuch as thou sawest the iron mingled with miry clay.
42 And as the toes of the feet were part of them of iron, and part of them of clay: so will the kingdom be partly strong and partly brittle.
43 And whereas thou sawest iron mingled with miry clay: so will they mingle themselves among the seed of men; but they will not cleave firmly one to another, even as iron cannot be mingled with clay.
Daniel 7:7
7 After this I looked in the night visions, and behold there was a fourth beast, dreadful and terrible, and strong exceedingly; and it had great iron teeth: it devoured and ground up, and what was left it stamped with its feet; and it was different from all the beasts that were before it; and it had ten horns.