رَبِّ اغْفِرْ لِي وَتُبْ عَلَيَّ إِنَّكَ أَنْتَ التَّوَّابُ الرَّحِيمُ
Rabbigh-fir li wa tub 'alayya innaka antat-Tawwabur-Rahim
Mola wangu, nisamehe na ukubali toba yangu. Hakika Wewe ni Mwenye kukubali toba, Mwenye huruma.
Recite frequently - the Prophet said this 100 times in one sitting
Ibn Umar (RA) said: 'We used to count the Prophet (PBUH) saying this 100 times in one gathering.'