ἕλκεσιν ἐξανθεῖν
From LSJ
ἢ λέγε τι σιγῆς κρεῖττον ἢ σιγὴν ἔχε → either say something better than silence or keep silence (Menander)
Greek > English (Woodhouse)
break out into eruptions of the skin, break out into eruptions, burst out into eruptions of the skin