2 Corinthians 4:4

4:4 among whom the god of this age has blinded the minds of those who do not believe so they would not see the light of the glorious gospel of Christ, who is the image of God.

2 Corinthians 9:13

9:13 Through the evidence of this service they will glorify God because of your obedience to your confession in the gospel of Christ and the generosity of your sharing with them and with everyone.

2 Corinthians 10:14

10:14 For we were not overextending ourselves, as though we did not reach as far as you, because we were the first to reach as far as you with the gospel about Christ.