Astaghfirullah, astaghfirullah, astaghfirullah Full Dua

Transliteration:- Astaghfirullāh, astaghfirullāh, astaghfirullāh. Allāhumma anta as-Salām, wa minka as-salām, tabārakta yā Dhāl-Jalāli wal-Ikrām.
Dua in Arabic:- أَسْتَغْفِرُ اللَّهَ، أَسْتَغْفِرُ اللَّهَ، أَسْتَغْفِرُ اللَّهَ، اللَّهُمَّ أَنْتَ السَّلَامُ، وَمِنْكَ السَّلَامُ، تَبَارَكْتَ يَا ذَا الْجَلَالِ وَالْإِكْرَامِ
Translation:- I seek forgiveness from Allah, I seek forgiveness from Allah, I seek forgiveness from Allah. O Allah, You are the Source of Peace, and from You comes peace. Blessed are You, O Possessor of Majesty and Honor.