One who believes in the Son has eternal life, but one who disobeys{The same word can be translated "disobeys" or "disbelieves" in this context.} the Son won't see life, but the wrath of God remains on him."
So, this is the final witness of John the Baptist concerning Jesus Christ. He that believeth on the Son has everlasting life. But if you believe not, you have not life. You'll not even see life, but conversely, the wrath of God abides upon you. "