The habitations of Jacob... — The term is used primarily for the dwellings of shepherds, and it accordingly stands here for the open unwalled villages as contrasted with the fortified towns that are here mentioned.
He hath polluted the kingdom. — See Psalms 89:39. The term involves the thought that it had been a consecrated thing. It had become unclean, first through the sins, and then through the defeat and degradation, of its rulers.