They said to the woman, "We no longer believe just because of what you said; now we have heard for ourselves, and we know that this man really is the Savior of the world."  - John 4:42 NIV

Now these things happened to them as an example, and they were written for our instruction, upon whom the ends of the ages have come. Therefore let him who thinks he stands take heed that he does not fall. - 1 Corinthians 10:11-12 NASU

Now when Jesus came into the district of Caesarea Philippi, He was asking His disciples, "Who do people say that the Son of Man is?"  And they said, "Some say John the Baptist; and others, Elijah; but still others, Jeremiah, or one of the prophets." He said to them, "But who do you say that I am?" Simon Peter answered, "You are the Christ, the Son of the living God." And Jesus said to him, "Blessed are you, Simon Barjona, because flesh and blood did not reveal this to you, but My Father who is in heaven. – Matthew 16:13-18 NASU