Simple Istighfar

سادہ استغفار
أَسْتَغْفِرُ اللَّهَ الْعَظِيمَ الَّذِي لَا إِلَهَ إِلَّا هُوَ الْحَيُّ الْقَيُّومُ وَأَتُوبُ إِلَيْهِ
Astaghfirullahal-'azimil-ladhi la ilaha illa huwal-hayyul-qayyumu wa atubu ilayh
I seek forgiveness from Allah the Almighty, other than Whom there is no god, the Ever-Living, the Self-Subsisting, and I repent to Him.