The Saga of Enipheres.

In ancient Egypt young Enipheres' powers are given to her by an elder from an advanced alien race which she uses as an adult to battle and subdue a cosmic threat to humanity. Many Millennia past and the threat arises again in present-day Los Angeles. Edie discovers through dreams and visions that she is Enipheres reincarnated. Her world changes radically as she understands the enemy is all around her.