Both Uses

repent
in
A Christmas Carol, by Charles Dickens
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But if you were free to-day, to-morrow, yesterday, can even I believe that you would choose a dowerless girl—you who, in your very confidence with her, weigh everything by Gain: or, choosing her, if for a moment you were false enough to your one guiding principle to do so, do I not know that your repentance and regret would surely follow?†
p. 50.6 *

repentance = to feel or express regret for having done wrong
If you asked me for another penny, and made it an open question, I'd repent of being so liberal and knock off half-a-crown.†
p. 102.6

repent = to express or feel regret for having done wrong

Definitions:

(1) (repent)
to feel regret for having done wrong and to firmly decide to be a better person in the future
(2) (meaning too rare to warrant focus)