Thematic Bible: Has its origin in the new-birth

Jesus answered and said unto him, Verily, verily, I say unto you, Except a man be born again, he cannot see the kingdom of God. Nicodemus said unto him, How can a man be born when he is old? can he enter the second time into his mother's womb, and be born? Jesus answered, Verily, verily, I say unto you, Except a man be born of water and of the Spirit, he cannot enter into the kingdom of God. read more.
That which is born of the flesh is flesh; and that which is born of the Spirit is spirit. Marvel not that I said unto you, You must be born again. The wind blows where it wills, and you hear the sound thereof, but can not tell from where it came, and where it goes: so is everyone that is born of the Spirit.