be plowed as a field. This is true of the site on Ophel, but not true of the traditional site south-west of Jerusalem. See App-68. Compare Mic_1:6. Jer_26:18.
Jerusalem. The city proper, on Mount Moriah.
heaps = ruins. Note the Figure of speech Paronomasia (App-6). Hebrew. yirushalaim 'iyyin. Compare Mic_1:6.
the mountain of the house. Moriah and the Temple. See App-68.
the high places of the forest. = a height of a jungle.