Arabic original
اللَّهُمَّ أَنْتَ رَبِّي لَا إِلَهَ إِلَّا أَنْتَ خَلَقْتَنِي وَأَنَا عَبْدُكَ وَأَنَا عَلَى عَهْدِكَ وَوَعْدِكَ مَا اسْتَطَعْتُ أَعُوذُ بِكَ مِنْ شَرِّ مَا صَنَعْتُ أَبُوءُ لَكَ بِنِعْمَتِكَ عَلَيَّ وَأَبُوءُ لَكَ بِذَنْبِي فَاغْفِرْ لِي فَإِنَّهُ لَا يَغْفِرُ الذُّنُوبَ إِلَّا أَنْتَ
English translation
O Allah, You are my Lord, there is no God but You. You created me and I am Your servant, and I abide by Your covenant and promise (to honor it) as best as I can. I seek refuge in You from the evil that I have committed. I acknowledge Your favor upon me, and I acknowledge my sin, so forgive me, for surely none can forgive sins but You.
English transliteration
Allāhumma anta rabbī lā ilāha illā anta khalaqtanī wa-anā ʿabduka wa-anā ʿalá ʿahdika wa-waʿdika mā-istaṭaʿtu aʿūdhu bika min sharri mā ṣanaʿtu abūʾu laka bi-niʿmatika ʿalayya wa-abūʾu laka bidhanbī fa-ighfir lī fa-innahu lā yaghfir al-dhunūba illā ant
Source al-Bukhārī