Jer 26:18 quotes this verse. The Talmud and Maimonides record that at the destruction of Jerusalem by the Romans under Titus, Terentius Rufus, who was left in command of the army, with a ploughshare tore up the foundations of the temple.
mountain of the house - the height on which the temple stands.
as the high places of the forest - shall become as heights in a forest overrun with wild shrubs and brushwood.