Now the Lord will touch you, and you will be blind. For a time you will not be able to see anything—not even the light from the sun.” Then everything became dark for Elymas, and he walked around, trying to find someone to lead him by the hand.
Just as Jannes and Jambres were against Moses, these people are against the truth. Their thinking has been ruined, and they have failed in trying to follow the faith.