They will go with their flocks and with their herds to seek Yahweh; But they won't find him. He has withdrawn himself from them.
The northern Israel sank into the same oblivion that swallowed Nineveh and Tyre, Sodom and Gomorrah, Sidon and Babylon.  There is a hidden boundary between God's mercy and God's wrath; and any nation that presumes to ignore this is doomed.