Corresponding Greek / Hebrew Entries: The concept of light in the Hebrew Bible is often represented by the word אוֹר (or), Strong's Hebrew 216. This term similarly conveys the idea of illumination, both in a physical and spiritual sense, and is used extensively throughout the Old Testament to describe God's presence, guidance, and revelation.

Usage: The word φέγγος is used in the New Testament to describe physical light or brightness, often in a context that highlights the contrast between light and darkness, both in a physical and spiritual sense.

Context: • Occurrences in the New Testament: The term φέγγος appears in the New Testament in contexts that emphasize the transformative and revealing nature of light. It is used to describe the brightness of celestial bodies or divine manifestations.
• Theological Significance: In the New Testament, light is frequently associated with the presence and revelation of God. The use of φέγγος underscores the divine nature of light as a symbol of truth, purity, and the divine presence. It is often contrasted with darkness, which symbolizes ignorance, evil, or separation from God.
• Example in Scripture: In Luke 11:33-36, Jesus speaks about the eye being the lamp of the body, and if the eye is healthy, the whole body is full of light. Here, φέγγος is used to describe the inner illumination that comes from spiritual insight and understanding. The passage emphasizes the importance of spiritual perception and the transformative power of divine light.
• Cultural Context: In the Greco-Roman world, light was a common metaphor for knowledge and enlightenment. The New Testament writers adopted and expanded this metaphor to convey the spiritual truths of the Gospel, presenting Jesus as the true light that dispels darkness.