Ezekiel 4:2
2 And put siegeworks against it, and build a siege wall against it, and cast up a mound against it. Set camps also against it, and plant battering rams against it all around.
Ezekiel 21:22
22 Into his right hand comes the divination for Jerusalem, to set bbattering rams, to open the mouth with murder, to lift up the voice with shouting, to set battering rams against the gates, to cast up mounds, to build siege towers.