KJV: {To the chief Musician, A Psalm of David.} The fool hath said in his heart, There is no God. They are corrupt, they have done abominable works, there is none that doeth good.
NASB: For the choir director. A Psalm of David. The fool has said in his heart, "There is no God." They are corrupt, they have committed abominable deeds; There is no one who does good.
KJV: Thou hast proved mine heart; thou hast visited me in the night; thou hast tried me, and shalt find nothing; I am purposed that my mouth shall not transgress.
NASB: You have tried my heart; You have visited me by night; You have tested me and You find nothing; I have purposed that my mouth will not transgress.