2 Timothy 2:17-19

and their talk will spread like gangrene. Among them are Hymenaeus and Philetus, men who have gone astray from the truth saying that the resurrection has already taken place, and they upset the faith of some. Nevertheless, the firm foundation of God stands, having this seal, “The Lord knows those who are His,” and, “Everyone who names the name of the Lord is to abstain from wickedness.”