Prayers and Meditations — Paragraph 71
Source (Arabic)
وَإِنَّكَ أَنْتَ المُقْتَدِرُ المُتَعالِ العَزِيزُ المَلِكُ المُهَيْمِنُ العَفُوُّ الغَفُورُ.
Translation
Thou art, verily, the Almighty, the Most Exalted, the All-Glorious, the Supreme King, the Help in Peril, the All-Pardoner, the Ever-Forgiving.