Even if I caused you sorrow by my letter, I do not regret it. Although I did regret it—for I see that my letter caused you sorrow, but only for a short time—
KJV
For though I made you sorry with a letter, I do not repent, though I did repent: for I perceive that the same epistle hath made you sorry, though [it were] but for a season.
ASV
For though I made you sorry with my epistle, I do not regret it: though I did regret it (for I see that that epistle made you sorry, though but for a season),