For I have come down from heaven, not to do my own will, but the will of him who sent me; and this is the will of him who sent me, that I should lose nothing of all that he has given me, but raise it up at the last day. For this is the will of my Father, that everyone who sees the Son and believes in him should have eternal life; and I will raise him up at the last day.
The first verse suggests that Jesus came down from Heaven. This seems to contradict the belief that he first existed as a man when he was born into this world. For if Jesus was first conceived through Mary and had no pre-existence, how could he come down from Heaven. We (Man) come into existence when we are born into this world, but would it be correct to say that we came down from Heaven? If a verse said that we came down from Heaven, would you think that we pre-existed in Heaven?
15 John testifies concerning him. He cries out, saying, “This was he of whom I said, ‘He who comes after me has surpasse…