Peter is one of the many biblical allusions within the novel. This image represents how Peter turned away from God, but after the resurrection, he came back to Christ. It can be said that this relates to Absalom's mistakes within the novel. "If the child is a son, I should like his name to be Peter."
Rational Faiths: Biblical Allusions to Asherah. "Taken together, all this evidence suggests that the title ruach Elohim/Yahweh is a symbolic name that underscores the goddess’ indissoluble relationship to the Israelite chief male deity and her life-giving qualities. She is, as it were, God’s breath, something he could not live without."