Cedars of Lebanon— This may be an allegorical description of the conquest over the Syrians, who lived near Lebanon. See Psalms 92:12. 2 Samuel 8 Samuel 8 and Grotius.
Related Commentaries of Psalms 29:5
Psalms 29:5
5 The voice of the LORD breaketh the cedars; yea, the LORD breaketh the cedars of Lebanon.