Say three times -
رَضِيْتُ بِاللَّهِ رَبًّا وَبِالْإِسْلَامِ دِيْنًا وَبِمُحَمَّدٍ نَبِيًّا
Pronunciation
Radheetu billaahi Rabban, wa bil-'Islaami deenan, wa bi-Muhammadin Nabiyyan
Meaning
I am pleased with Allah as a Lord, and Islaam as a religion and Muhammad (ﷺ) as a Prophet.
Source: Sahih li ghairihi (Shu’aib al-Arnaut). Takhrijul Musnad: 23112
Duas from IslamicAPI's Masnun Dua dataset (based on the Quran, hadith, Hisnul Muslim and Rahe Belayat). See the dataset