Proverbs 10:32

New English Translation

³²The lips of the righteous know^[a] what is pleasing,^[b]
but the speech^[c] of the wicked is perverse.

Proverbs 10:32 sn The verb “know” applied to “lips” is unusual. “Lips” is a metonymy for what the righteous say; and their words “know” (a personification) what is pleasing, i.e., they are acquainted with.
Proverbs 10:32 sn The righteous say what is pleasing, acceptable, or delightful, but the wicked say perverse and destructive things.
Proverbs 10:32 tn Heb “lips.” The term “lips” is a metonymy of cause for what is said.

New English Translation (NET)