How strangely is the tune altered here! David’s prayers and complaints, by the lively actings of faith, are here, all of a sudden, turned into praises and thanksgivings; his sackcloth is loosed, he is girded with gladness, and his hallelujahs are as fervent as his hosannas. This should make us in love with prayer, that, sooner or later, it will be swallowed up in praise. Observe, I. How he prepare...