the interchangeability of the subject and object of the mission, of savior and soul, of Prince and Pearl, is the key to the true meaning of the poem, and to gnostic eschatology in general
Jonas argues that in Gnostic soteriology the Savior and the soul are structurally interchangeable, so that the redeemer must himself be saved — a paradox that defines the entire eschatological scheme.
, The Gnostic Religion: The Message of the Alien God and the Beginnings of Christianity, 1958thesis