αὐτὸ δηλοῖ τοὔργον ᾗ τείνειν χρεών

From LSJ

αὐτῇ τῇ ψυχῇ αὐτὴν τὴν ψυχὴν θεωροῦντα ἐξαίφνης ἀποθανόντος ἑκάστου → beholding with very soul the very soul of each immediately upon his death

Source

English > Greek (Woodhouse Quotes Reversed)

the very deed shows us at what we must aim