Τοὺς δούλους ἔταξεν ὡρισμένου νομίσματος ὁμιλεῖν ταῖς θεραπαινίσιν → He arranged for his male slaves to have sex with female slaves at a fixed price (Plutarch, Life of Cato the Elder 21.2)
-ου, ὁ Argestes persa, A.Pers.308.
Ἀργ- is perhaps connected with YAv. arəja, worthy, fr. arəj, Skt. arh; -ηστης suggests Av. asti, companion.