Read John 3:6 on Bible Gateway →
“That which is born of the flesh is flesh,” and only “that which is born of the Spirit is spirit.”
“That which is born of the flesh is flesh.”
““Except a man be born of the Spirit he cannot see the kingdom of God; that which is born of the flesh is flesh, and that which is born of the Spirit is spirit.”
“That which is born of the flesh is flesh and cannot enter heaven, only that which is born of the Spirit is spirit, and is therefore capable of inheriting a spiritual inheritance which God reserves for spiritual men.”