O Allah, grant my soul its piety and purify it — You are the best to purify it. — Evening Adhkar

اللَّهُمَّ آتِ نَفْسِي تَقْوَاهَا وَزَكِّهَا أَنْتَ خَيْرُ مَنْ زَكَّاهَا

Transliteration: Allaahumma aati nafsee taqwaahaa wa zakkihaa anta khayru man zakkaahaa

Translation: O Allah, grant my soul its piety and purify it — You are the best to purify it.