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ᾔδειν

τύμβος, ὦ νυμφεῖον, ὦ κατασκαφής οἴκησις αἰείφρουρος, οἷ πορεύομαι πρὸς τοὺς ἐμαυτῆς -> Tomb, bridal chamber, eternal prison in the caverned rock, whither I go to find mine own.
Sophocles, Antigone, 883

French (Bailly abrégé)

v. *εἴδω.

Russian (Dvoretsky)

ᾔδειν: 1 и 3 л. ppf. к *εἴδω.