Revelation 12:5
And she brought forth a man child, who was to rule all nations with a rod of iron: and her child was caught up unto God, and to his throne.
Revelation 19:15
And out of his mouth goeth a sharp sword, that with it he should smite the nations: and he shall rule them with a rod of iron: and he treadeth the winepress of the fierceness and wrath of Almighty God.
Revelation 2:27
And he shall rule them with a rod of iron; as the vessels of a potter shall they be broken to shivers: even as I received of my Father.