John 9:30 (KJV) states, "The man answered and said unto them, Why herein is a marvellous thing, that ye know not from whence he is, and yet he hath opened mine eyes."

In this verse, the man who was healed of his blindness by Jesus is speaking to the Pharisees who are questioning him about the miracle that had taken place. This verse is part of a larger narrative in the Gospel of John that focuses on the theme of spiritual blindness and the contrast between physical and spiritual sight. The man's response to the Pharisees' questioning reveals their lack of understanding and belief in Jesus as the Messiah.

The context of this verse is important in understanding its significance. In the preceding verses, the man who was once blind is questioned by the Pharisees about the miracle that took place. They are skeptical and even hostile towards the man, refusing to believe that Jesus could have performed such a miraculous act. The man, having experienced the transformative power of Jesus firsthand, is perplexed by their disbelief and questions how they could not recognize the source of his healing.

The theme of spiritual blindness is central to this verse. Throughout the Gospel of John, Jesus is depicted as the light of the world who brings spiritual sight to those who are spiritually blind. The Pharisees, who are the religious leaders of the time, are portrayed as being blind to the truth of who Jesus is and to the revelation of God's kingdom that he brings. The man's astonishment at their lack of understanding highlights the irony of the situation - those who claim to have spiritual insight are actually blind to the truth that is right in front of them.

The symbolism in this verse lies in the contrast between physical and spiritual sight. The man who was once blind physically can now see, but the Pharisees who have physical sight are spiritually blind to the truth of Jesus. The opening of the man's eyes not only represents a physical healing but also a spiritual awakening to the truth of who Jesus is. The Pharisees, on the other hand, remain spiritually blind despite their physical sight, symbolizing their rejection of Jesus and their refusal to see the light of truth that he brings.

In a broader sense, this verse also speaks to the universal theme of faith and belief. The man who was healed demonstrates unwavering faith in Jesus, even in the face of opposition and questioning from the religious authorities. His response to the Pharisees reflects a deep conviction in the power and authority of Jesus, which stands in stark contrast to the skepticism and unbelief of the Pharisees. This theme of faith and belief in the face of doubt and opposition resonates with readers today, encouraging them to have faith in the transformative power of Jesus and to trust in his ability to open their eyes to the truth.

In conclusion, John 9:30 in the King James Version sheds light on the theme of spiritual blindness, the contrast between physical and spiritual sight, and the symbolism of faith and belief. The verse serves as a powerful reminder of the need for spiritual discernment and the danger of being blind to the truth of who Jesus is. It challenges readers to examine their own spiritual sight and to have unwavering faith in the transformative power of Jesus, even in the face of doubt and skepticism.