1 Timothy 3:9
holding the mystery of the faith in a pure conscience.
1 Timothy 1:19
holding faith and a good conscience; which some having thrust away made a shipwreck concerning the faith;
1 Timothy 1:5
but the goal of this command is love, out of a pure heart and a good conscience and sincere faith;
1 Timothy 3:16
Without controversy, the mystery of godliness is great: God was revealed in the flesh, justified in the spirit, seen by angels, preached among the nations, believed on in the world, and received up in glory.
2 John 1:9-10
Whoever transgresses and doesn't remain in the teaching of Christ, doesn't have God. He who remains in the teaching, the same has both the Father and the Son.