Proverbs 10:20
The tongue of the just is as choice silver: the heart of the wicked is little worth.
Proverbs 12:18
There is that speaketh like the piercings of a sword: but the tongue of the wise is health.
Genesis 6:5
And GOD saw that the wickedness of man was great in the earth, and that every imagination of the thoughts of his heart was only evil continually.
Genesis 8:21
And the LORD smelled a sweet savor; and the LORD said in his heart, I will not again curse the ground any more for man's sake; for the imagination of man's heart is evil from his youth: neither will I again smite any more every living animal as I have done.
Proverbs 8:19
My fruit is better than gold, yes, than fine gold; and my revenue than choice silver.
Proverbs 15:4
A wholesome tongue is a tree of life: but perverseness in it is a breach in the spirit.
Proverbs 16:13
Righteous lips are the delight of kings; and they love him that speaketh right.
Proverbs 23:7
For as he thinketh in his heart, so is he: Eat and drink, saith he to thee; but his heart is not with thee.
Proverbs 25:11-12
A word fitly spoken is like apples of gold in pictures of silver.
Jeremiah 17:9
The heart is deceitful above all things, and desperately wicked: who can know it?
Matthew 12:34-35
O generation of vipers, how can ye, being evil, speak good things? for out of the abundance of the heart, the mouth speaketh.