Jesus is the Answer
And are built upon the foundation of the apostles and prophets, Jesus Christ himself being the chief corner stone: Ephesians 2:20

In whom we have redemption through his blood, the forgiveness of sins, according to the riches of his grace;
And I give unto them eternal life; and they shall never perish, neither shall any man pluck them out of my hand. My Father, which gave them me, is greater than all; and no man is able to pluck them out of my Father's hand. I and my Father are one.