I do not presume to say that Christ, as the sinner's Surety; is here speaking: but as the word Selah occurs at the close of this complaint, and as the words themselves correspond to some well-known words of Christ, I think it may not be unprofitable to keep our eye upon Christ while we read them. Psalms 22:14-15. But if they are not spoken of Christ by prophecy; yet all the people of Christ may be well supposed feeling their own case more or less described in that.
Related Commentaries of Psalms 32:3
Psalms 32:3-4
3 When I kept silence, my bones waxed old through my roaring all the day long.
4 For day and night thy hand was heavy upon me: my moisture is turned into the drought of summer. Selah.