ὕπνος δεινὸν ἀνθρώποις κακόν → sleep is a terrible evil for humans (Menander, Sententiae monostichoi 1.523)
P. συννέφελος, Ar. περινέφελος.
the rain and the cloudy state of the weather caused the ships to lose their way and get confused in the darkness: P. ὑετός τε καὶ τὰ ἐκ τοῦ οὐρανοῦ συννέφαλα ὄντα πλάνησιν τῶν νεῶν ἐν τῷ σκότει καὶ ταραχὴν πάρεσχε (Thuc. 8, 42).
