²³ Keep thy heart with all diligence; for out of it are the issues of life.

¹⁰ Create in me a clean heart, O God; and renew a right spirit within me.

⁴⁵ A good man out of the good treasure of his heart bringeth forth that which is good; and an evil man out of the evil treasure of his heart bringeth forth that which is evil: for of the abundance of the heart his mouth speaketh.