Aretas IV Philopatris in Wikipedia

was the King of the Nabataeans from roughly 9 BC to AD 40. His full title, as given in the inscriptions, was "Aretas, King of the Nabataeans, Friend of his People." Being the most powerful neighbour of Judea, he frequently took part in the state affairs of that country, and was influential in shaping the destiny of its rulers. While on not particularly good terms with Rome - as intimated by his surname, "Friend of his People", which is in direct opposition to the prevalent φιλορώμαις ("Friend of the Romans") and φιλόκαισαρ ("Friend of the Emperor") - and though it was only after great hesitation that Augustus recognized him as king, nevertheless he took part in the expedition of Varus against the Jews in the year 4 BC, and placed a considerable army at the disposal of the Roman general...