The coldness was spreading about as far as his waist when Socrates uncovered his face — for he had covered it up — and said (they were his last words): 'Crito, we ought to offer a cock to Asclepius.210 See to it, and don't forget.'

210 The significance fo these words has been much discussed. As Asclepius is god of healing, it ought to suggest that Socrates' soul has been healed....
[Harold Tarrant]

Plato. Phaedo. The Last Days of Socrates.
Hugh Tredennick and Harold Tarrant, Transl.
London, Penguin Books, 1993. 185; 231.