Ἑλλησποντοφύλακες
From LSJ
μηδέν' ὀλβίζειν, πρὶν ἂν τέρμα τοῦ βίου περάσῃ μηδὲν ἀλγεινὸν παθών → Count no man blessed 'til he's passed the endpoint of his life without grievous suffering. (Sophocles, King Oedipus 1529f.)
English (LSJ)
[ῠ], οἱ, customs officials established by Athens to control the trade of the Hellespont, IG12.57.36.
Greek (Liddell-Scott)
Ἑλλησποντοφύλακες: οἱ, ἄρχοντες διωρισμένοι ὅπως ἐποπτεύωσι τὴν διάβασιν τοῦ Ἑλλησπόντου, Συλλ. Ἐπιγρ. Ἀττ. 1. 40.