• 1 Corinthians 2:11
  For what man knows the things of a man except the spirit of the man which is in him? Even so no one knows the things of God except the Spirit of God.
   
• Job 32:8
  But there is a spirit in man,
  And the breath of the Almighty gives him understanding.
   
• Ecclesiastes 12:7
  Then the dust will return to the earth as it was,
  And the spirit will return to God who gave it.
  
   
• Ecclesiastes 3:20-21
  All go to one place: all are from the dust, and all return to dust. Who knows the spirit of the sons of men, which goes upward, and the spirit of the animal, which goes down to the earth?
   
• Psalm 146:4
  His spirit departs, he returns to his earth;
  In that very day his plans perish.
   
• Proverbs 20:27
  The spirit of a man is the lamp of the LORD,
  Searching all the inner depths of his heart.
  
   

Related Scriptures

• Romans 2:14-15
  for when Gentiles, who do not have the law, by nature do the things in the law, these, although not having the law, are a law to themselves, who show the work of the law written in their hearts, their conscience also bearing witness, and between themselves their thoughts accusing or else excusing them)