That which is hidden.
There is evidence in scripture and other writings not included in the Bible—such as the Gnostic gospels, especially the Gospel of Thomas and the Secret Gospel of Mark—that the apostles kept a secret and advanced teaching given by Jesus to his inner circle. Did Paul allude to this when he said, “We speak the wisdom of God in a mystery, even the hidden wisdom, which God ordained before the world unto our glory”?
For more information
James M. Robinson, ed., The Nag Hammadi Library in English (New York: Harper and Row, 1977).
Elaine Pagels, The Gnostic Gospels (New York: Random House, 1979).
Morton Smith, The Secret Gospel (New York: Harper and Row, 1973).
Mark L. Prophet and Elizabeth Clare Prophet, Saint Germain On Alchemy: Formulas for Self-Transformation.
- I Cor. 2:7.