Proverbs 18:4
The words of a man's mouth are like deep waters; the fountain of wisdom is like a flowing stream.
Proverbs 20:5
Wisdom in the heart of man is like deep water, but a man of understanding will draw it out.
Psalm 78:2
I will open my mouth in a parable; I will speak dark sayings of old,
Proverbs 10:11
The mouth of a righteous one is a well of life; but violence covers the mouth of the wicked.
Proverbs 13:14
The law of the wise is a fountain of life, to depart from the snares of death.
Proverbs 16:22
Understanding is a fountain of life to him who has it, but the instruction of fools is folly.
Matthew 12:34
Offspring of vipers! How can you, being evil, speak good things? For out of the abundance of the heart the mouth speaks.
John 4:14
but whoever drinks of the water that I shall give him shall never thirst, but the water that I shall give him shall be in him a well of water springing up into everlasting life.
John 7:38-39
He who believes on Me, as the Scripture has said, "Out of his belly shall flow rivers of living water."
Colossians 3:16
Let the Word of Christ dwell in you richly in all wisdom, teaching and admonishing one another in psalms and hymns and spiritual songs, singing with grace in your hearts to the Lord.
Colossians 4:6
Let your speech be always with grace, having been seasoned with salt, that you may know how you ought to answer each one.