Also for you, O Judah, a harvest is appointed, when I restore My people from captivity.
Their goodness vanishes like morning mist and early dew, they were unstable, unsteady as water. God asks what He can do with them not from perplexity but to show how absurd and unreasonable they were. He had tried every method; He was loath to extremity; but what else could He do when He could not in honour save them?
AI summary
Commenting on Hosea 6:4-11
Also, O Judah, he hath set an harvest for thee,.... That is, God hath set and appointed a time of wrath and vengeance for thee, which is sometimes signified by a harvest, Rev 14:15; because thou hast been guilty of idolatry also, as well as Ephraim or the ten tribes: or rather it may be rendered, "but, O Judah" (h), he, that is, God, hath...
Also, O Judah, he hath set an harvest for thee, when I returned the captivity of my people. (i) That is, imitates your idolatry, and has taken grafts of your trees.