﴿ لِّيَغْفِرَ لَكَ ٱللَّهُ مَا تَقَدَّمَ مِن ذَنۢبِكَ وَمَا تَأَخَّرَ وَيُتِمَّ نِعْمَتَهُۥ عَلَيْكَ وَيَهْدِيَكَ صِرَٰطًۭا مُّسْتَقِيمًۭا ﴾

“so that God might show His forgiveness of all thy faults, past as well as future, and [thus] bestow upon thee the full measure of His blessings, and guide thee on a straight way,”

Please check ayah 48:3 for complete tafsir.