“None of you should say: ‘O Allah forgive me if You wish. O Allah have mercy on me if You wish.’ Let him be firm in asking, for there is none that can compel Him to do things.”  

أَنَّ رَسُولَ اللَّهِ ﷺ قَالَ لاَ يَقُولُ أَحَدُكُمُ اللَّهُمَّ اغْفِرْ لِي إِنْ شِئْتَ اللَّهُمَّ ارْحَمْنِي إِنْ شِئْتَ لِيَعْزِمِ الْمَسْأَلَةَ فَإِنَّهُ لاَ مُكْرِهَ لَهُ قَالَ هَذَا حَدِيثٌ حَسَنٌ صَحِيحٌ