The overseer therefore must be without reproach, the husband of one wife, temperate, sensible, modest, hospitable, good at teaching;
Vigilant -- Temperate, nephaleos/ nephalios  Lit. "without wine"; νηφαλεον, from νη, not and πιω, to drink. to abstain from wine; "1a) abstaining from wine, either entirely or at least from its immoderate use" (Thayer); "It means, properly, “sober, temperate, abstinent,” especially in respect to wine;" (Barnes);