The god of this age has blinded the minds of unbelievers, so they cannot see the light of the gospel of the glory of Christ, who is the image of God.
4. Whose minds the god of this world He intimates, that no account should be made of their perverse obstinacy. “They do not see,” says he, “the sun at mid-day, because the devil has blinded their understandings.” No one that judges rightly can have any doubt, that it is of Satan that the Apostle speaks.
The apostle had, in the foregoing chapter, been magnifying his office, upon the consideration of the excellency or glory of that gospel about which he did officiate; and now in this chapter his design is to vindicate their ministry from the accusation of false teachers, who charged them as deceitful workers, or endeavoured to prejudice the minds of the people against them on account of their sufferings.
Commenting on 2 Corinthians 4:1-7
In whom the god of this world hath blinded,.... The description of the persons to whom the Gospel is hid, is here further carried on; in which the character of Satan is given, who is here styled "the god of this world"; just as he is by Christ, "the prince of this world", Joh 12:31 not because he had any hand in the making of...