O Allah, forgive me all my sins — the minor and the major, the first and the las — After Prayer Adhkar
اللَّهُمَّ اغْفِرْ لِي ذَنْبِي كُلَّهُ، دِقَّهُ وَجِلَّهُ، وَأَوَّلَهُ وَآخِرَهُ، وَعَلَانِيَتَهُ وَسِرَّهُ
Transliteration: Allaahummagh-fir lee dhanbee kullahu, diqqahu wa jillahu, wa awwalahu wa aakhirahu, wa 'alaaniyatahu wa sirrahu
Translation: O Allah, forgive me all my sins — the minor and the major, the first and the last, the public and the private.
Reference: Muslim 483