إِن تُبْدُواْ خَيْراً أَوْ تُخْفُوهْ أَوْ تَعْفُواْ عَن سُوءٍ فَإِنَّ اللَّهَ كَانَ عَفُوّاً قَدِيراً
(Whether you disclose a good deed, or conceal it, or pardon an evil; verily, Allah is Ever Pardoning, All-Powerful.) Meaning when you, mankind, admit to a good favor done to you, or conceal it, and forgive those who wrong you, then this will bring you closer to Allah and increase your reward with Him. Among Allah's attributes is that He forgives and pardons His servants, although He is able to punish them. Hence Allah's statement,