2 Corinthians 4:6

4:6 For God, who said “Let light shine out of darkness,” is the one who shined in our hearts to give us the light of the glorious knowledge of God in the face of Christ.

2 Corinthians 10:1

Paul’s Authority from the Lord

10:1 Now I, Paul, appeal to you personally by the meekness and gentleness of Christ (I who am meek when present among you, but am full of courage toward you when away!) –

2 Corinthians 11:20

11:20 For you put up with it if someone makes slaves of you, if someone exploits you, if someone takes advantage of you, if someone behaves arrogantly toward you, if someone strikes you in the face.