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αὐτῷ

Σκιᾶς ὄναρ ἄνθρωπος -> Man is a dream of a shadow
Pindar, Pythian 8.95f.

French (Bailly abrégé)

dat. de αὐτός.

Russian (Dvoretsky)

αὐτῷ: dat. к αὐτός.