• Romans 10:16-17
  But they have not all obeyed the gospel. For Isaiah says, "LORD, who has believed our report?" So then faith comes by hearing, and hearing by the word of God.
   
• Hebrews 4:2
  For indeed the gospel was preached to us as well as to them; but the word which they heard did not profit them, not being mixed with faith in those who heard it.
   
• Romans 10:14
  How then shall they call on Him in whom they have not believed? And how shall they believe in Him of whom they have not heard? And how shall they hear without a preacher?
   
• Hebrews 11:11
  By faith Sarah herself also received strength to conceive seed, and she bore a child when she was past the age, because she judged Him faithful who had promised.
   

Related Scriptures

• Hebrews 11:1
  Now faith is the substance of things hoped for, the evidence of things not seen.
   
• John 6:63
  It is the Spirit who gives life; the flesh profits nothing. The words that I speak to you are spirit, and they are life.
   
• Isaiah 55:11
  So shall My word be that goes forth from My mouth;
  It shall not return to Me void,
  But it shall accomplish what I please,
  And it shall prosper in the thing for which I sent it.