Does God Exist?
(www.doesgodexist.org)

John 20:31 (New International Version 1984)

31 But these are written that you may believe that Jesus is the Christ, the Son of God, and that by believing you may have life in his name.

From BibleGateway.com: http://www.biblegateway.com/passage/?search=John 20:31&version=NIV1984

Philippians 2:12 (New International Version 1984)

Shining as Stars
 12 Therefore, my dear friends, as you have always obeyed—not only in my presence, but now much more in my absence—continue to work out your salvation with fear and trembling,

From BibleGateway.com: http://www.biblegateway.com/passage/?search=Phillipians 2:12&version=NIV1984

James 2:14 (New International Version 1984)

Faith and Deeds
 14 What good is it, my brothers, if a man claims to have faith but has no deeds? Can such faith save him?

From BibleGateway.com: http://www.biblegateway.com/passage/?search=James 2:14&version=NIV1984