Ἀρνάπης

From LSJ

μὴ κακὸν εὖ ἔρξῃς· σπείρειν ἴσον ἔστ' ἐνὶ πόντῳ → do no good to a bad man; it is like sowing in the sea

Source

Spanish (DGE)

-ους, ὁ Arnapes persa X.HG 1.3.12.

Greco-Persian Names

APers. *arana (cf. hamarana, battle, YAv. hamarəna, Skt. samarana), fr. ar, to set in motion + YAv. , protecting, sustaining; cf. -πης in σατράπης, APers. xšaθrapāvan, satrap, kingdom-sustaining.