Cross reference
Proverbs 10:31
31 The mouth of the righteous uttereth wisdom, And the tongue of frowardness is cut out.
Psalms 37:30
30 The mouth of the righteous uttereth wisdom, And his tongue speaketh judgment.
Proverbs 10:13
13 In the lips of the intelligent is wisdom found, And a rod `is' for the back of him who is lacking understanding.
Psalms 31:18
18 Let lips of falsehood become dumb, That are speaking against the righteous, Ancient sayings, in pride and contempt.
Psalms 63:11
11 And the king doth rejoice in God, Boast himself doth every one swearing by Him, But stopped is the mouth of those speaking lies!
Psalms 120:3-4
3 What doth He give to thee? And what doth He add to thee? O deceitful tongue!
4 Sharp arrows of a mighty one, with broom-coals.
Proverbs 10:11
11 A fountain of life `is' the mouth of the righteous, And the mouth of the wicked cover doth violence.
Proverbs 10:20-21
20 The tongue of the righteous `is' chosen silver, The heart of the wicked -- as a little thing.
21 The lips of the righteous delight many, And fools for lack of heart die.