寝ねる子こは育そだつ

expression, godan verb (-tsu)

sleep brings up a child well; a well-slept child is a well-kept child

Proverb emphasizing that children who sleep well grow up healthy and well-adjusted.

• 「寝ねる子こは育そだつ」と言いうから、早はやく寝ねかせよう。

  They say 'sleep brings up a child well,' so let's put him to bed early.