Matthew 12:34
Generation 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 will give him, shall never thirst. But the water that I will give him, shall be in him a fountain of water springing up in order to eternal life.
John 7:38-39
He that believes on me, as the scripture has said, from his inner self shall flow rivers of living water.
Colossians 3:16
Let the word of the Christ dwell in you richly in all wisdom, by teaching and admonishing one another in psalms, hymns, and spiritual songs, singing with gratitude in your hearts to the Lord.
Colossians 4:6
Let your speech be always with grace, seasoned with salt, that you may know how you ought to answer every one.