Thematic Bible: Is not enough for salvation through the atonement of jesus Christ

For we speak perfect wisdom of God, and not the wisdom of this age nor of the princes of this age, that come to nought, but we speak the wisdom of God in a mystery, even the hidden wisdom, which God predestined before the ages unto our glory, which none of the princes of this age knew (for had they known it, they would never have crucified the Lord of glory). read more.
But as it is written, That which eye has not seen nor ear heard neither has entered into the heart of man is that which God has prepared for those that love him. But God has revealed this unto us by his Spirit, for the Spirit searches all things, even the deep things of God.