19, 20. This mighty ruler and benefactor of heaven and earth is such especially to His chosen people, to whom alone (De 4:32-34) He has made known His will, while others have been left in darkness. Therefore unite in the great hallelujah.

     17-24. Behold—"But if" is, beyond doubt, the true reading here. (It differs but in a single letter from the received reading, and the sense is the same).