1 John 5:13

These things I have written to you, that you may know that you have eternal life-that you may continue to believe on the name of the Son of God.

1 John 4:15

Whoever will confess that Jesus is the Son of God, God abides in him, and he in God.

1 John 5:5

Who is he that overcomes the world, but he who believes that Jesus is the Son of God?

1 John 5:10

(He who believes on the Son of God, has the testimony in himself. He who believes not God, has made him a liar, because he has not believed the testimony, which God has testified concerning his Son.)

1 John 5:20

Moreover, we know that the Son of God has come, and has given us understanding, that we might know him that is true; and we are in him that is true-in his Son Jesus Christ. This is the true God, and the eternal life.

Treasury of Scripture Knowledge

Summary

Jesus heard that they had cast him out; and when he had found him, he said unto him, Dost thou believe on the Son of God?

Bible References

Dost

1 John 4:15
Whoever will confess that Jesus is the Son of God, God abides in him, and he in God.
1 John 5:5
Who is he that overcomes the world, but he who believes that Jesus is the Son of God?