I. Name
Both ὅσιος (‘pious, holy’) and δίκαιος (‘just, righteous’) occur countless times in the Greek Bible as epithets of both humans and God. Also the combination of both words occurs, e.g. Deut. 32.4; Tit. 1.8; Rev. 16.5; cf. Eph. 4.24, as is very often the case in pagan Greek literature. As the name of an angel or a pair of angels Ὅσιος καὶ Δίκαιος occurs, almost always in this combination, on several dozen inscriptions, mostly from third century ce Phrygia and Lydia in Asia Minor, which were disc…