χρόνῳ μὲν ἀγρεῖ Πριάμου πόλιν ἅδε κέλευθος → in time this expedition will capture the city of Priam
P. and V. καίριος, ἐπίκαιρος, V. εὔκαιρος, αἴσιος; see seasonable.