Source: The Great Interpretation of Dreams (Ibn Sirin)
Pardoning in a dream indicates forgiveness, long life, and salvation from torment. Whoever sees himself pardoning someone who wronged him will receive a great reward.
Source: Perfuming Humanity in the Expression of Dreams (Al-Nabulsi)
Pardoning indicates piety and righteousness. It indicates relief and the end of worry.
Source: Signs in the Science of Expressions (Ibn Shaheen)
Pardoning is interpreted as goodness. Whoever sees himself pardoning will attain goodness.