Selections from The Sayings and Preaching of Amir al-Muminin Ali ibn Abi Talib (Peace Be Upon Him) Including His Replies to Questions and Maxims Expressed for Various Purposes.Translated by Sayyid Ali Reza
وَقَالَ (عليه السلام):
Amir al-mu'minin, peace be upon him, said:
مَا ظَفِرَ مَنْ ظَفِرَ الاْثْمُ بِهِ،
He whom sin overpowers is not victorious,
وَالْغَالِبُ بِالشَّرِّ مَغْلُوبٌ.
and he who secures victory by evil is (in fact) vanquished.