Prayers and Meditations — Paragraph 61
Source (Arabic)
إِنَّكَ أَنْتَ رَبُّ الآخِرَةِ وَالأُوْلى إِنّكَ أَنْتَ الغَفُورُ الرَّحِيمُ.
Translation
Thou art truly the Lord of this life and of the next. Thou art, in truth, the Ever-Forgiving, the Most Merciful.