who is jesus?

Answer 1

The whole of the Bible answers this question. It sole purpose is to reveal Jesus Christ.

The Gospels give a good picture.

Isaiah 9 also answers some as do the Psalms etc.

Answer 2

Mat 16:13 Now when Jesus came into the district of Caesarea Philippi, he asked his disciples, "Who do people say that the Son of Man is?"
Mat 16:14 And they said, "Some say John the Baptist, others say Elijah, and others Jeremiah or one of the prophets."
Mat 16:15 He said to them, "But who do you say that I am?"
Mat 16:16 Simon Peter replied, "You are the Christ, the Son of the living God."

Act 2:22 "Men of Israel, hear these words: Jesus of Nazareth, a man attested to you by God with mighty works and wonders and signs that God did through him in your midst, as you yourselves know--
Act 2:23 this Jesus, delivered up according to the definite plan and foreknowledge of God, you crucified and killed by the hands of lawless men.
Act 2:24 God raised him up, loosing the pangs of death, because it was not possible for him to be held by it.
Act 2:25 For David says concerning him, "'I saw the Lord always before me, for he is at my right hand that I may not be shaken;
Act 2:26 therefore my heart was glad, and my tongue rejoiced; my flesh also will dwell in hope.
Act 2:27 For you will not abandon my soul to Hades, or let your Holy One see corruption.
Act 2:28 You have made known to me the paths of life; you will make me full of gladness with your presence.'
Act 2:29 "Brothers, I may say to you with confidence about the patriarch David that he both died and was buried, and his tomb is with us to this day.
Act 2:30 Being therefore a prophet, and knowing that God had sworn with an oath to him that he would set one of his descendants on his throne,
Act 2:31 he foresaw and spoke about the resurrection of the Christ, that he was not abandoned to Hades, nor did his flesh see corruption.
Act 2:32 This Jesus God raised up, and of that we all are witnesses.
Act 2:33 Being therefore exalted at the right hand of God, and having received from the Father the promise of the Holy Spirit, he has poured out this that you yourselves are seeing and hearing.
Act 2:34 For David did not ascend into the heavens, but he himself says, "'The Lord said to my Lord, Sit at my right hand,
Act 2:35 until I make your enemies your footstool.'
Act 2:36 Let all the house of Israel therefore know for certain that God has made him both Lord and Christ, this Jesus whom you crucified."

Answer 3

From Genesis-Malachi he is referred to as Lord (capital L; not lower case l). From Matthew-Revelation is is rather obvious.He is the Son of God.