Stages of downward penetration of divine nature into a human individuality

We have now followed Zarathustra from his birth as the Jesus child of the Gospel of Matthew to his twelfth year when he left his original body and took on the bodily sheath of the Nathan Jesus. From this time onwards the physical nature of the Nathan Jesus was developed by Zarathustra to such a high degree of perfection that he was able at a certain climax of his existence to sacrifice his three bodies for acceptance by Him Whom we call the Christ.