And in my prosperity I said, I shall never be moved.
Here follows the body of the psalm, the detailed description of the distress which he had brought on himself by his elation through prosperity, and of the grace of God which so wonderfully restored him.
In my prosperity ... This was the secret language of my heart, though unuttered by my lips. "In my prosperity" - i:e., because of its generating carnal security, and leading me to pride myself on the numbers of my people, rather than on God (Proverbs 1:32; Deuteronomy 8:10-14; Deuteronomy 32:15; Hos. 22:6).