He that believeth on him is not condemned: but he that believeth not is condemned already, because he hath not believed in the name of the only begotten Son of God.

JOHN 3:18KJV
Know the Bible

John 3:18 (KJV)

What does John 3:18 mean?

John 3:18 says that anyone who trusts in Jesus is not judged guilty, but anyone who does not trust in him is already judged, because they have not believed in the name of God’s only Son. The verse draws a clear line between belief in Jesus and one’s standing before God, focusing on trust as the deciding factor.

In this verse, Jesus is speaking to Nicodemus, a religious leader, during a nighttime conversation about spiritual rebirth. The statement comes right after Jesus explains God’s love and the sending of his Son. John 3:18 highlights that the issue is not future judgment, but a present reality: belief or unbelief in Jesus determines whether a person stands condemned or not.

The Greek behind John 3:18

  • πιστεύω (pisteuō, G4100): This word, translated as “believeth,” means to trust in, rely on, or have faith in. In John 3:18, it’s not just intellectual agreement but a personal trust in Jesus.
  • κατακρίνω (katakrinō, G2919): Translated as “condemned,” this word means to judge as guilty or to pass sentence. The verse uses it to show the seriousness of not believing—unbelief is seen as already resulting in judgment.
  • ὄνομα (onoma, G3686): This word, “name,” refers to the character, authority, and identity of Jesus as the “only begotten Son of God.” Not believing “in the name” means rejecting who Jesus truly is.

Why John 3:18 matters

  • John 3:18 clarifies that condemnation is not just a future event but a present condition for those who do not believe, shifting the focus from a distant judgment to a current reality.
  • The verse emphasizes that belief in Jesus is the central issue, not religious background or moral effort, which would have been striking to Nicodemus and others who relied on religious status.
  • John 3:18 ties directly to the famous John 3:16, showing that the offer of eternal life and the warning of condemnation are both rooted in how a person responds to Jesus.

Where else these words appear

“begotten” Greek G3439 · used in 9 verses

  • Luke 7:12 Now when he came nigh to the gate of the city, behold, there was a dead man carried out, the only son of his mother, and she was a widow: and much people of the city was with her.
  • Luke 9:38 And, behold, a man of the company cried out, saying, Master, I beseech thee, look upon my son: for he is mine only child.
  • John 3:16 For God so loved the world, that he gave his only begotten Son, that whosoever believeth in him should not perish, but have everlasting life.

“already” Greek G2235 · used in 54 verses

  • Matthew 3:10 And now also the axe is laid unto the root of the trees: therefore every tree which bringeth not forth good fruit is hewn down, and cast into the fire.
  • Luke 12:49 I am come to send fire on the earth; and what will I, if it be already kindled?
  • John 21:14 This is now the third time that Jesus shewed himself to his disciples, after that he was risen from the dead.

“is” Greek G2919 · used in 98 verses

  • Matthew 5:40 And if any man will sue thee at the law, and take away thy coat, let him have thy cloke also.
  • Acts 21:25 As touching the Gentiles which believe, we have written and concluded that they observe no such thing, save only that they keep themselves from things offered to idols, and from blood, and from strangled, and from fornication.
  • 1 Corinthians 6:2 Do ye not know that the saints shall judge the world? and if the world shall be judged by you, are ye unworthy to judge the smallest matters?