When you understand the mysteries of the kingdom Matt. 13:11. You realize that every gospel, faith, bible, religion from men is antichrist and a condemnation of the 1 faith system of God Rev. 18:4.
Rev. 4-7. If you can't give up faith systems of men Eph. 4:5, 14 before the 2nd coming of the Lord, He promises that He will say, "I never knew you." Acts 17:30; Rev. 18:4; Matt. 7:23.