A priest is a religious leader authorized to perform the sacred rituals of a religion, especially as a mediatory agent between humans and one or more deities. They also have the authority or power to
Catholic priests in Rome, Italy, 2005
Vestal Virgin priestess of Ancient Rome
Roman soldiers murdering druids and burning their groves on Anglesey, as described by Tacitus
Kohanim's hands: Priestly Blessing gesture depicted on a mosaic in the synagogue of Enschede