Or, with filthiness; or, with scorching heat. The disease might be some burning fever, being also malignant or pestilential, either burning inwardly, or breaking forth outwardly in carbuncles or boils. It is true, this and the other expressions may be taken figuratively, of some grievous calamity; but we should not forsake the proper and the literal sense of the words without necessity, which seems not to be in this place.
Related Commentaries of Psalms 38:7
Psalms 38:7
7 For my loins are filled with a loathsome disease: and there is no soundness in my flesh.