Proverbs 10:20
the heart of the wicked is of little value.
Proverbs 12:18
                            
like a piercing sword;
but the tongue of the wise brings healing.
Genesis 6:5
                            When the Lord saw that man’s wickedness was widespread on the earth and that every scheme his mind thought of was nothing but evil all the time,
Genesis 8:21
                            When the Lord smelled the pleasing aroma,
Proverbs 8:19
                            
and my harvest than pure silver.
Proverbs 15:4
                            
but a devious tongue
Proverbs 16:13
                            
and he loves one who speaks honestly.
Proverbs 23:7
                            
“Eat and drink,” he says to you,
but his heart is not with you.
Proverbs 25:11-12
                            
is like gold apples on a silver tray.
Jeremiah 17:9
                            
and incurable—who can understand it?
Matthew 12:34-35
                            
Treasury of Scripture Knowledge
Summary
General references
Bible References
Tongue
like a piercing sword;
but the tongue of the wise brings healing.
but a devious tongue
and he loves one who speaks honestly.
is like gold apples on a silver tray.
General references
and knowledge rather than pure gold.