ὑποσχέσθαι
From LSJ
θοῦ, Κύριε, φυλακὴν τῷ στόµατί µου καὶ θύραν περιοχῆς περὶ τὰ χείλη µου → set a guard over my mouth, Lord; keep watch over the door of my lips | set a guard, O Lord, over my mouth; keep watch over the door of my lips (Psalm 140:3, Septuagint version)
English (LSJ)
A v. ὑπισχνέομαι.
Greek (Liddell-Scott)
ὑποσχέσθαι: ἴδε ὑπισχνέομαι.
French (Bailly abrégé)
inf. ao.2 de ὑπισχνέομαι.
English (Autenrieth)
see ὑπίσχομαι.