Verse 4. Righteous - Faithful or merciful. The cords - Wherewith the plow was drawn. By these cords he understands all their plots and endeavours.
6. House-tops - Which there were flat. Which - Having no deep root, never comes to maturity. And so all their designs shall be abortive.
Verse 8. The blessing - Which was an usual salutation given by passengers to reapers: so the meaning is, it never continues 'till the harvest comes.