رَبَّنَا اغْفِرْ لِي وَلِوَالِدَيَّ وَلِلْمُؤْمِنِينَ يَوْمَ يَقُومُ الْحِسَابُ
Rabbanagh-fir li wa li walidayya wa lil-mu'minina yawma yaqumul-hisab
Our Lord, forgive me and my parents and the believers on the Day when the account is established.
Recite for forgiveness of self, parents, and all believers
Prophet Ibrahim (AS) made this comprehensive dua for forgiveness that includes himself, his parents, and all believers.