Thomas Aquinas

Third, the imprisonment of those persons captured is considered. "He has made me dwell in darkness like the dead of long ago." And Psalm 143:3 says: "he has made me sit in darkness like those long dead." Thus, these ideas can be referred to the prophet Jeremiah himself. Since, he himself has been confined by many obstacles, and also against his own body, and hidden in a prison.

Commentary on Lamentations ↗