Plutarch mentions him a few times in Life of Antony:How did Monaeses do against Antony? I know only a little about his Parthian campaign.
"Monaeses, a man of distinction and power, who came in flight to Antony. Antony likened the fortunes of the fugitive to those of Themistocles, compared his own abundant resources and magnanimity to those of the Persian kings, and gave him three cities, Larissa, Arethusa, and Hierapolis, which used to be called Bambycé. But when the Parthian king made an offer of friendship to Monaeses, Antony gladly sent Monaeses back to him, determined to receive Phraates with a prospect of peace, and demanding back the standards captured in the campaign of Crassus, together with such of his men as still survived. "