Proverbs 10:31
The words of the righteous overflow with wisdom, but the perverse tongue will be cut out.
Psalm 37:30
The mouth of the righteous one produces wisdom; his tongue speaks justice.
Proverbs 10:13
Wisdom characterizes the speech of the discerning, but the rod is for the backs of those lacking discernment.
Psalm 31:18
Let the lying lips be made still, especially those who speak arrogantly against the righteous with pride and contempt.
Psalm 63:11
But as for the king, he will rejoice in God. Indeed, everyone who swears by God will exult, because the mouths of liars will be silenced. To the Director: A Davidic Psalm.
Psalm 120:3-4
What will be given to you, and what will be done to you, you treacherous tongue?
Proverbs 10:11
What the righteous say is a flowing fountain, but what the wicked say conceals violence.
Proverbs 10:20-21
What the righteous person says is like precious silver; the thoughts of the wicked are compared to small things.