4, 5. cruel man--corrupt and ill-natured--literally, "sour."
5. trust--place of trust.
6-9. His history from early infancy illustrated God's care, and his
wonderful deliverances were at once occasions of praise and ground of
confidence for the future.
my praise . . . of thee--literally, "in" or "by Thee" (Ps 22:25).
10, 11. The craft and malicious taunts of his enemies now led him to call for aid (compare the terms used, 2Sa 17:12; Ps 3:2; 7:2).
14-16. The ruin of his enemies, as illustrating God's faithfulness, is his deliverance, and a reason for future confidence.
15. for I know . . . thereof--innumerable, as he had not time to count them.
16. in the strength--or, relying on it.
thy righteousness--or, faithful performance of promises to the pious (Ps 7:17; 31:1).
17-21. Past experience again encourages.
taught me, &c.--by providential dealings.
20. depths of the earth--debased, low condition.
22-24. To the occasion of praise he now adds the promise to render it.
will . . . praise--literally, "will thank."
even thy truth--as to Thy truth or faithfulness.