==External links==
*[http://www.goarch.org/en/chapel/liturgical_texts/ordination-priesthood-en.asp The Holy Sacrament of Ordination to the Priesthood](text of the liturgical service)
*[http://oca.org/QA.asp?ID=156&SID=3 Requirements that lead to Priesthood]
*[http://www.3saints.com/ordination.html Sacrament of Ordination]
*[http://www.saintbarbara.org/faith/sacraments/priesthood/sac_priesthood.cfm The Sacrament of the Holy Priesthood] by Fr. Peter Orfanakos