2. This may refer also to the salvation of Judah from idolatry, which qualified and prepared them for their other salvations. And this is indeed a salvation by the Lord their God; it is wrought only by the power of his grace, and can never be wrought by sword or bow. Just at the time that the kingdom of Israel was utterly taken away, under Hoshea, the kingdom of Judah was gloriously reformed, under Hezekiah, and was therefore preserved; and in Babylon God saved them from their idolatry first, and then from their captivity.