来年のことを言うと鬼が笑う
Idiom- 1nobody knows the morrow ; speak of next year and the ogres laugh Translated by Jiyomi
Other writings and readings
来年の事を言うと鬼が笑う
expressions (phrases, clauses, etc.) · Godan verb with 'u' ending
JMdict entry 2420030. Source and licence.