God calls his people to obedience, just as Jesus was absolutely obedient to his father's will, so must the church, obedience must characterize the lives of the saints.
Faith in the person of Christ and in the sufficient work of the cross allows the Christian to stand firm in his rejection of the world, in the same way that God chose Israel, he also chose the church from eternity as his own people, he made us reborn refers to the new birth, the living Christ makes possible a living hope, unlike the ancient legacy of Israel in Canaan, the Christian heritage is eternal life in the kingdom of God.
The salvation in the new testament is past, present and future, here we speak of our glorious final salvation when the second coming of Christ takes place.