2 Corinthians 2:9-11

9Another reason I wrote you was to see if you would stand the test and be obedient in everything. 10Anyone you forgive, I also forgive. And what I have forgiven—if there was anything to forgive—I have forgiven in the sight of Christ for your sake,

11in order that Satan might not outwit us. For we are not unaware of his schemes.