29:9 discovereth the forests. The last “voice of the LORD” speaks to renew the world’s animal and plant life, after the great destruction. “Calve” and “shaketh” (Psalm 29:8) are the same word, and “discovereth” means “draws out.”
29:9 speak of his glory. That is, after the purifying judgment of the Flood, the heavenly host of angels all cry: “Glory!”