2 Thess 2:15
So then, brethren, stand firm and hold to the traditions which you were taught by us, either by word of mouth or by letter.
1 Tim 3:15
If I am delayed, you may know how one ought to behave in the household of God, which is the church of the living God, the pillar and bulwark of the truth.
18: And I tell you, you are Peter, and on this rock I will build my church, and the powers of death shall not prevail against it.
19: I will give you the keys of the kingdom of heaven, and whatever you bind on earth shall be bound in heaven, and whatever you loose on earth shall be loosed in heaven.”
And I will place on his shoulder the key of the house of David; he shall open, and none shall shut; and he shall shut, and none shall open.
24: Now I rejoice in my sufferings for your sake, and in my flesh I complete what is lacking in Christ’s afflictions for the sake of his body, that is, the church,