Commentaries:
Jamieson, Fausset, and Brown
Contrasts his head covered by God (Psalms 140:7) with theirs, or (as "head" may be used for "persons") with them, covered with the results of their wicked deeds (Psalms 7:16).
Other Jamieson, Fausset, and Brown entries containing Psalms 140:9:
Psalms 140:1
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