Full Idea
The day before the trial the prow of the ship that the Athenians send to Delos had been crowned with garlands. - Which ship is that? - It is the ship in which, the Athenians say, Theseus once sailed to Crete, taking the victims.
Gist of Idea
The ship which Theseus took to Crete is now sent to Delos crowned with flowers
Source
Plato (Phaedo [c.374 BCE], 058a)
Book Reference
Plato: 'Complete Works', ed/tr. Cooper,John M. [Hackett 1997], p.50
A Reaction
Not philosophical, but this is the Ship of Theseus whose subsequent identity, Plutarch tells us, became a matter of dispute.