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τύχῃσι

Ἢ τὰν ἢ ἐπὶ τᾶς -> Either with this or on this | Come back victorious or dead
Plutarch, Moralia 241

French (Bailly abrégé)

3ᵉ sg. épq. sbj. ao.2 de τυγχάνω;
dat. pl. ion. et épq. de τύχη.