ἴνεσι

From LSJ

εἰ γάρ κεν καὶ σμικρὸν ἐπὶ σμικρῷ καταθεῖο καὶ θαμὰ τοῦτ᾽ ἔρδοις, τάχα κεν μέγα καὶ τὸ γένοιτο → for if you add only a little to a little and do this often, soon that little will become great (Hesiod W&D, 361-362)

Source

French (Bailly abrégé)

dat. pl. de ἴς.

English (Autenrieth)

see ἴς.

Russian (Dvoretsky)

ἴνεσι: эп. dat. pl. к ἴς.