Therefore the children of Israel could not stand before their enemies, but turned their backs before their enemies, because they were accursed: neither will I be with you any more, except ye destroy the accursed from among you.
Joshua 15:63
As for the Jebusites the inhabitants of Jerusalem, the children of Judah could not drive them out; but the Jebusites dwell with the children of Judah at Jerusalem unto this day.
Joshua 17:12
Yet the children of Manasseh could not drive out the inhabitants of those cities; but the Canaanites would dwell in that land.