For I will satisfy the weary soul, and every languishing soul I will replenish.”
By this verse he removes every doubt, lest any one should reject what he had promised as to the restoration of the people, because the Jews and the Israelites were at the time as dead men. He therefore says, I will water the thirsty soul; some render it “the weary soul;” but נפש עיפה, nupesh oiphe, is often taken metaphorically for a thirsty soul.
We have here, I. Ephraim's repentance, and return to God. Not only Judah, but Ephraim the ten tribes, shall be restored, and therefore shall thus be prepared and qualified for it, Hos 14:8. Ephraim shall say, What have I do to any more with idols?
Commenting on Jeremiah 31:18-26
For I have satiated the weary soul,.... As sinners are at first awakenings and convictions; when sin is made exceeding sinful and loathsome to them, and becomes an uneasiness, and they a burden to themselves on account of it; when they labour, till they are weary, to get food for their famishing souls; weary in seeking for righteousness to cover them, in working for life...