Matthew 13:35
so that this saying of the prophet was fulfilled, "I will talk in parables, I will utter what has been kept secret from the foundation of the world."
Romans 16:25-26
Now to him that is able to establish you according to my gospel, and the preaching of Jesus Christ, conformable to the revelation of the mystery, which was kept secret from antient times, but now is laid open,
1 Corinthians 2:9-11
but, as it is written, "eye hath not seen, nor ear heard, neither have entred into the heart of man, the things which God hath prepared for them that love him."
Ephesians 3:5
which preceeding was not discover'd to men, as now it is to his holy apostles and prophets by the spirit; to wit,