Heidelberg Catechism / Lord's Day 31 / Q. 83
Q. 83. What are the keys of the kingdom of heaven?
Question. What are the keys of the kingdom of heaven?
Answer. The preaching of the holy gospel, and Christian discipline, or the excommunication out of the Christian Church: by these two the kingdom of heaven is opened to believers, and shut against unbelievers. (Matt; 18;18).
Proofs.
- [proof-1] Matt. 18;18.—Verily, I say unto you, Whatsoever ye shall bind on earth, shall be bound in heaven; and whatsoever ye shall loose on earth, shall be loosed in heaven.— Matt. 16;19.—John 20;22, 23.—2 Cor. 10;4-6.