As used in this article, “penitential communication” means a communication made in confidence, in the presence of no third person so far as the penitent is aware, to a member of the clergy who, in the course of the discipline or practice of the clergy member’s church, denomination, or organization, is authorized or accustomed to hear those communications and, under the discipline or tenets of his or her church, denomination, or organization, has a duty to keep those communications secret.