病は口より入り禍は口より出ず

やまいはくちよりいりわざわいはくちよりいず

[yamaihakuchiyoriiriwazawaihakuchiyoriizu]

Definitions

1.expressions (phrases, clauses, etc.); Nidan verb (lower class) with 'dzu' ending (archaic)

be moderate with your mouth; sickness enters through the mouth, calamities come out of the mouth