πρόκοιτος
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)
ὁ, (κοίτη)
A one who keeps watch before a place: Pl., pickets, Id.20.11.5: Adj., τοὺς π. τῆς φρουρᾶς κύνας Plu.2.325c. II chamberlain, D.C.67.15 (but prob. f.l. for πρόκριτος (q.v.) in 78.14).