Religion Desk:
For forgiveness and Allah's mercy - 1
أَنْتَ وَلِيُّنَا فَاغْفِرْ لَنَا وَارْحَمْنَا ۖ وَأَنْتَ خَيْرُ الْغَافِرِينَ وَاكْتُبْ لَنَا فِي هَٰذِهِ الدُّنْيَا حَسَنَةً وَفِي الْآخِرَةِ إِنَّا هُدْنَا إِلَيْكَ
Anta waliyyuna faghfirlana warhamna waanta khayru alghafireen. Waktub lana fee hathihi ddunya hasanatan wafee al-akhiratiinna hudna ilayk.

(O my Allah) You are our Protector, so forgive us and have mercy upon us; and You are the best of forgivers. And ordain for us good in this world, and in the Hereafter. Certainly, we have turned unto You.
Surah Al-A'raf - 7:155-156

For forgiveness and Allah's mercy - 2
رَّبِّ اغْفِرْ وَارْحَمْ وَاَنْتَ خَيْرُ الرّٰحِمِيْنَ
Rabbighfir Warh’am Wa Anta Khayrur Raah’imeen.

My Allah! Forgive and have mercy, for You are the Best of those who show mercy! Surah Al-Mu'minoon - 23:118

For forgiveness and Allah's mercy - 3
أَنْتَ وَلِيُّنَا فَاغْفِرْ لَنَا وَارْحَمْنَا ۖ وَأَنْتَ خَيْرُ الْغَافِرِينَ وَاكْتُبْ لَنَا فِي هَٰذِهِ الدُّنْيَا حَسَنَةً وَفِي الْآخِرَةِ إِنَّا هُدْنَا إِلَيْكَ
Anta waliyyuna faghfirlana warhamna waanta khayru alghafireen. Waktub lana fee hathihi ddunya hasanatan wafee al-akhiratiinna hudna ilayk.

(O my Allah) You are our Protector, so forgive us and have mercy upon us; and You are the best of forgivers. And ordain for us good in this world, and in the Hereafter. Certainly we have turned unto You. Surah Al-A'raf - 7:155-156

For forgiveness and Allah's mercy - 4
رَبَّنَا ظَلَمْنَا أَنفُسَنَا وَإِن لَّمْ تَغْفِرْ لَنَا وَتَرْحَمْنَا لَنَكُونَنَّ مِنَ الْخَاسِرِينَ
Rabbana zalamna anfusina wa il lam taghfir lana wa tarhamna lana kunan minal-khasireen.

Our Allah! We have wronged our own souls: If thou forgive us not and bestow not upon us Thy Mercy, we shall certainly be lost. Surah Al-A'raf - 7:23

For forgiveness and Allah's mercy - 5
رَبَّنَا آتِنَا مِن لَّدُنكَ رَحْمَةً وَهَيِّئْ لَنَا مِنْ أَمْرِنَا رَشَدًا
Rabbana 'atina mil-ladunka Rahmataw wa hayyi lana min amrina rashada.

Our Allah! Bestow on us Mercy from Thyself, and dispose of our affair for us in the right way! Surah Al-Kahf - 18:10

For forgiveness and Allah's mercy - 6
رَبَّنَآ اٰمَنَّا فَاغْفِرْ لَنَا وَارْحَمْنَا وَاَنْتَ خَيْرُ الرّٰحِمِيْنَ
Rabbanaa Aamannaa Faghfir Lanaa Warh’amnaa Wa Anta Khayrur Raah’imeen.

Our Allah! We believe, so forgive us, and have mercy on us, for You are the Best of all who show mercy! Surah Al-Mu'minoon - 23:109

Source: islamicfinder.org