Rasoolullahﷺ taught Sayyida Ayesha (RA) the dua:
اللَّهُمَّ إِنَّكَ عَفُوٌ تُحِبُّ الْعَفْوَ فَاعْفُ عَنِّي
Allahumma innaka Afuwwun TuHibbulAfwa FafuAnnii.
'O Allah, you are the Forgiver, You love to forgive, so forgive me.'
• Musnad Ahmad, Sunan ibn Majah and at-Tirmidhi.