Telemann's "Ach Herr, strafe mich nicht" (TWV 7:3) is another setting of this penitential text, likely a sacred cantata movement. It is characterized by its dramatic fervor and expressive musical depiction of the plea for mercy.
Requires control over dramatic dynamic shifts and the ability to convey earnest emotional expression.
Ach Herr, strafe mich nicht, TWV 7:3 is rated Henle level 5 of 9 — late intermediate repertoire, roughly ABRSM grades 6–7.
You should be comfortable at Henle level 5 — meaning you can already play level 4–5 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
Ach Herr, strafe mich nicht, TWV 7:3 is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.