1. Why boastest thou of thy wickedness? The success which crowned the treachery of Doeg must have tended considerably to stagger David’s faith; and he seems to have adopted the strain of holy defiance with which the psalm commences, in order to arm himself more effectually against this temptation.

2. Thy tongue reckons up mischiefs David is not to be considered as here venting a flood of reproaches against his adversary, as many who have been unjustly injured are in the habit of doing, merely to gratify a feeling of revenge.

The term בלע, balang, in verse fourth, which has been translated destruction, I prefer understanding in the sense of hiding or concealment. He seems to allude to the drawing back of the tongue when we swallow; and under this figure, to describe the deceitfulness of Doeg’s words, by which he…

7. Lo! this is the man that made not God his strength Some think that these words are given as what should afterwards be proverbially applied to Doeg; but they would not appear to have been intended in that restricted signification.

9. I will praise thee, etc. He concludes the psalm with thanksgiving, and shows that he is sincere in this, by the special acknowledgement which he makes of the fact that this had been the work of God.