10 For godly sorrow produces repentance leading to salvation, without regret; but worldly sorrow produces death.

11 For behold this very thing, that you sorrowed in a godly manner, how much diligence it produced in you, even an eagerness to defend, even indignation, even fear, even longing, even zeal, even vengeance! In all things you demonstrated yourselves to be pure in this matter.