Verse 5:118

إِن تُعَذِّبْهُمْ فَإِنَّهُمْ عِبَادُكَ ۖ وَإِن تَغْفِرْ لَهُمْ فَإِنَّكَ أَنتَ ٱلْعَزِيزُ ٱلْحَكِيمُ

‘If You punish them, they are indeed Your creatures; but if You forgive them, You are indeed the All-mighty, the All-wise.’