Surah Fussilat, Verse 34
Translation — Sahih International
And not equal are the good deed and the bad. Repel [evil] by that [deed] which is better; and thereupon the one whom between you and him is enmity [will become] as though he was a devoted friend.
Source
Kur'an-ı Kerim, Fussilet Suresi 41:34
https://kuran.diyanet.gov.tr/mushaf/kuran-meal-2/41-suresi-34-ayet