Arabic
رَبِّ اغْفِرْ لٖي وَلِاَخٖي وَاَدْخِلْنَا فٖي رَحْمَتِكَؗ وَاَنْتَ اَرْحَمُ الرَّاحِمٖينَࣖ
Meaning
My Lord, forgive me and my brother and admit us into Your mercy, for You are the most merciful of the merciful.
Source
The Holy Qur'an7:151
Daily Duas
Dua of Prophet Musa (AS): Forgiveness for a Brother is part of the Daily Duas section. Below are its Arabic text, meaning and source.
رَبِّ اغْفِرْ لٖي وَلِاَخٖي وَاَدْخِلْنَا فٖي رَحْمَتِكَؗ وَاَنْتَ اَرْحَمُ الرَّاحِمٖينَࣖ
My Lord, forgive me and my brother and admit us into Your mercy, for You are the most merciful of the merciful.
The Holy Qur'an7:151