Luke 6:45

45Theὁgoodἀγαθὸςmanἄνθρωποςout ofἐκtheτοῦgoodἀγαθοῦtreasureθησαυροῦof theτῆςheartκαρδίαςhisαὐτοῦbrings forthπροφέρειthat which [is]τὸgoodἀγαθόν,andκαὶtheὁevilπονηρὸςout ofἐκtheτοῦevilπονηροῦbrings forthπροφέρειthat which [is]τὸevilπονηρόν·Out ofἐκforγὰρthe abundanceπερισσεύματοςof his heartκαρδίαςspeaksλαλεῖtheτὸmouthστόμαof himαὐτοῦ.

The good man out of the good treasure of his heart brings forth what [is] good, and the evil out of the evil brings forth what [is] evil. For out of the abundance of the heart, his mouth speaks.