BBC, Religion Isis, for example, was seated in such a chair with the infant Horus on her lap in the same way. When Christianity was spreading across the Empire, it's clear that it deliberately took images from the pagan world in which it lived and into which it spread and used those images. Old holy wells and shrines were turned into Christian shrines. In Egypt a shrine of Isis was deliberately and self-consciously re-created as a shrine of Mary.