Attalus II Philadelphus
…relied upon his chief minister, named Philopoemen (Φιλοποίμην), to help him govern. He repelled a raid by the Parthians. He was succeeded by his nephew Attalus III upon his death. Hansen, Esther V. (1971). The Attalids of Pergamon. Cornell University Press. ISBN 0-8014-0615-3…