A good man out of the good treasure of his heart brings forth good; and an evil man out of the evil treasure of his heart brings forth evil. For out of the abundance of the heart his mouth speaks.
Luke 6:45
Surrounding context
6:44 For every tree is known by its own fruit. For men do not gather figs from thorns, nor do they gather grapes from a bramble bush.
6:45 A good man out of the good treasure of his heart brings forth good; and an evil man out of the evil treasure of his heart brings forth evil. For out of the abundance of the heart his mouth speaks.
6:46 "But why do you call Me "Lord, Lord,' and not do the things which I say?