When I would have healed Israel, then the iniquity of Ephraim was discovered, and the wickedness of Samaria: for they commit falsehood; and the thief cometh in, and the troop of robbers spoileth without.
God, that he might show how corrupt was the state of all the people of Israel, compares himself here to a physician, who, while he wishes to try remedies, acknowledges that there are hid more grievous diseases; which is often the case.
Some take away the last words of the foregoing chapter, and make them the beginning of this: "When I returned, or would have returned, the captivity of my people, when I was about to come towards them in ways of mercy, even when I would have healed Israel, then the iniquity of Ephraim (the country and common people) was discovered, and the wickedness of Samaria...
Commenting on Hosea 7:1-7
When I would have healed Israel,.... Or rather, "when I healed Israel" (k); for this is not to be understood of a velleity, wish, or desire of healing and saving them, as Jarchi; nor of a bare attempt to do it by the admonitions of the prophets, and by corrections in Providence; but of actual healing them; and by which is meant, not healing them...