2:6 For the Lord gives wisdom,
and from his mouth comes knowledge and understanding.
4:24 Remove perverse speech from your mouth;
keep devious talk far from your lips.
8:8 All the words of my mouth are righteous;
there is nothing in them twisted or crooked.
15:14 The discerning heart seeks knowledge,
but the mouth of fools feeds on folly.
18:6 The lips of a fool enter into strife,
and his mouth invites a flogging.
19:28 A crooked witness scorns justice,
and the mouth of the wicked devours iniquity.
21:23 The one who guards his mouth and his tongue
keeps his life from troubles.
24:7 Wisdom is unattainable for a fool;
in court he does not open his mouth.
26:28 A lying tongue hates those crushed by it,
and a flattering mouth works ruin.
27:2 Let another praise you, and not your own mouth;
someone else, and not your own lips.
31:9 Open your mouth, judge in righteousness,
and plead the cause of the poor and needy.
31:26 She opens her mouth with wisdom,
and loving instruction is on her tongue.