Quranic dua — seeking forgiveness like Ibrahim
رَبَّنَا اغْفِرْ لَنَا وَلِإِخْوَانِنَا الَّذِينَ سَبَقُونَا...
رَبَّنَا اغْفِرْ لَنَا وَلِإِخْوَانِنَا الَّذِينَ سَبَقُونَا بِالْإِيمَانِ وَلَا تَجْعَلْ فِي قُلُوبِنَا غِلًّا لِّلَّذِينَ آمَنُوا رَبَّنَا إِنَّكَ رَءُوفٌ رَّحِيمٌ
Rabbanaghfir lana wali-ikhwaninal-latheena sabaqoona bil-eemani wala tajAAal fee quloobina ghillan lil-latheena amanoo rabbana innaka ra-oofun raheem
Translation
Our Lord, forgive us and our brothers who preceded us in faith and put not in our hearts any resentment toward those who have believed. Our Lord, indeed You are Kind and Merciful.
When to recite
Recited seeking forgiveness for oneself and all believers. From Surah Al-Hashr (59:10).
Source / Reference
Quran 59:10