O Allah, unite us and rectify our mutual relations and make us among Your righte — Marriage
اللَّهُمَّ أَلِّفْ بَيْنَنَا وَأَصْلِحْ ذَاتَ بَيْنِنَا وَاجْعَلْنَا مِنْ عِبَادِكَ الصَّالِحِينَ
Transliteration: Allaahumma allif baynanaa wa aslih dhaata bayninaa waj'alnaa min 'ibaadakas-saaliheen
Translation: O Allah, unite us and rectify our mutual relations and make us among Your righteous servants.
Reference: General supplication