Hos 9:1-17. Warning against Israel’s joy at partial relief from their troubles: their crops shall fail, and the people leave the Lord’s land for Egypt and Assyria, where they cannot, if so inclined, serve God according to the ancient ritual: Folly of their false prophets.
Rejoice not ... for joy - literally, “to exultation.” Thy exultation at the league with Pul, by which peace seems secured, is out of place: since thy idolatry will bring ruin on thee.
as other people - the Assyrians for instance, who, unlike thee, are in the height of prosperity.
loved a reward upon every corn floor - Thou hast desired, in reward for thy homage to idols, abundance of corn on every threshing-floor (Hos 2:12).