In the first century, the disciples thought that Jesus was the son of God. They thought that the God and Father of Jesus was the only true God. They worshipped the God that Jesus worshipped.
(John 20:31) But these have been written down that YOU may believe that Jesus is the Christ the Son of God, and that, because of believing, YOU may have life by means of his name.
(Matthew 16:15–17) He said to them: “YOU, though, who do YOU say I am?” 16 In answer Simon Peter said: “You are the Christ, the Son of the living God.” 17 In response Jesus said to him: “Happy you are, Simon son of Jo′nah, because flesh and blood did not reveal [it] to you, but my Father who is in the heavens did.
(John 10:36) do YOU say to me whom the Father sanctified and dispatched into the world, ‘You blaspheme,’ because I said, I am God’s Son?
(Luke 1:35) In answer the angel said to her: “Holy spirit will come upon you, and power of the Most High will overshadow you. For that reason also what is born will be called holy, God’s Son.
(1 John 4:15) Whoever makes the confession that Jesus Christ is the Son of God, God remains in union with such one and he in union with God.
(Acts 9:20) and immediately in the synagogues he began to preach Jesus, that this One is the Son of God.
(2 Corinthians 1:19) For the Son of God, Christ Jesus, who was preached among YOU through us, that is, through me and Sil‧va′nus and Timothy, did not become Yes and yet No, but Yes has become Yes in his case.
(Hebrews 4:14) Seeing, therefore, that we have a great high priest who has passed through the heavens, Jesus the Son of God, let us hold onto [our] confessing of [him].
(John 11:27) She said to him: “Yes, Lord; I have believed that you are the Christ the Son of God, the One coming into the world.”
(Matthew 26:63–64) But Jesus kept silent. So the high priest said to him: “By the living God I put you under oath to tell us whether you are the Christ the Son of God!” 64 Jesus said to him: “You yourself said [it]. ...”
(John 17:3) This means everlasting life, their taking in knowledge of you, the only true God, and of the one whom you sent forth, Jesus Christ.
(1 Corinthians 8:5–6) For even though there are those who are called “gods,” whether in heaven or on earth, just as there are many “gods” and many “lords,” 6 there is actually to us one God the Father, out of whom all things are, and we for him; and there is one Lord, Jesus Christ, through whom all things are, and we through him.
(John 14:28) YOU heard that I said to YOU, I am going away and I am coming [back] to YOU. If YOU loved me, YOU would rejoice that I am going my way to the Father, because the Father is greater than I am.
(1 Corinthians 11:3) But I want YOU to know that the head of every man is the Christ; in turn the head of a woman is the man; in turn the head of the Christ is God.
(2 Corinthians 1:3) Blessed be the God and Father of our Lord Jesus Christ, the Father of tender mercies and the God of all comfort,
(Ephesians 1:3) Blessed be the God and Father of our Lord Jesus Christ, for he has blessed us with every spiritual blessing in the heavenly places in union with Christ,
(1 Peter 1:3) Blessed be the God and Father of our Lord Jesus Christ, for according to his great mercy he gave us a new birth to a living hope through the resurrection of Jesus Christ from the dead,
(Romans 15:6) that with one accord YOU may with one mouth glorify the God and Father of our Lord Jesus Christ.
http://www.biblegateway.com/passage/?search=John17:3;1Cor8:5-6;1Cor11:3;John14:28;1Cor15:27-28;&version=NASB;YLT;HCSB;DARBY;NLT;