And Isis had human apprentices.
The disciples are waiting for Jesus to overthrow the Romans and create a new kingdom, one without death or suffering.
In short, the practice, like tantra, uses sexual energy orgasm to move spiritual energy upward and eventually to a more subtle level of existence.
This magic was kept secret for fear of its falling into the wrong hands, being accessed by people who would not use it for their spiritual advancement but rather for their own often selfish means or to harm others.
One, she represents the same archetype re-emerging from our collective unconscious as , Inanna, Isis, etc.
And in ancient Egyptian lore, Isis was the great magician, she had the most the creative energy of the universe of all the gods and even the magic god called her the Mistress of Magic.