4 Bible Verses about Strong Delusion

Therefore God visits them with an active delusion, till they put faith in falsehood, so that all may be doomed who refuse faith in the Truth but delight in evil. Now we are bound always to thank God for you, brothers beloved by the Lord, because God has chosen you as the first to be reaped for salvation, by the consecration of your spirit and by faith in the Truth;

Yes, as they disdained to acknowledge God any longer, God has given them up to a reprobate instinct, for the perpetration of what is improper,

But in later days, the Spirit distinctly declares, certain people will rebel against the faith; they will listen to spirits of error and to the doctrines that daemons teach

Bad characters and impostors will go from bad to worse, deceiving others and deceived themselves;