Ἀρταβάνης

From LSJ

ξένος ὢν ἀκολούθει τοῖς ἐπιχωρίοις νόμοις → as a foreigner, follow the laws of that country | when in Rome, do as the Romans do

Source

Greco-Persian Names

APers. arta (comp.), divine government, "göttliche Weltordnung", Arta (cf. Av. aša), Av. arəta, Skt. r̥ta + YAv. pāna (comp.), protection, fr. Av. , to protect, APers. , Skt. ; whose protection is Arta.