πράσσειν τι μισθοῦ

From LSJ

Ὅρκον δὲ φεῦγε καὶ δικαίως κἀδίκως (κἂν δικαίως ὀμνύῃς) → Iurare fugias, vere, falso, haud interest → Zu schwören meide, gleich ob richtig oder falsch

Menander, Monostichoi, 441

Greek > English (Woodhouse)

do something for hire, do something for pay