John 3:3

Jesus answered and said unto him, Verily, verily, I say unto thee, Except a man be born again, he cannot see the kingdom of God.

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.

John 3:36

He that believeth on the Son hath everlasting life: and he that believeth not the Son shall not see life; but the wrath of God abideth on him.

John 5:24

Verily, verily, I say unto you, He that heareth my word, and believeth on him that sent me, hath everlasting life, and shall not come into condemnation; but is passed from death unto life.

John 6:37

All that the Father giveth me shall come to me; and him that cometh to me I will in no wise cast out.

John 8:24

I Said therefore unto you, that ye shall die in your sins; for if ye believe not that I am he, ye shall die in your sins

John 14:6

Jesus saith unto him, I am the way, the truth, and the life: no man cometh to the Father, but by me.

John 20:31

But these are written, that ye might believe that Jesus is the Christ, the Son of God; and that believing ye might have life through his name.