The assertion that God is light signifies His holiness, purity, and the absence of darkness, emphasizing that God cannot tolerate sin.
When Scripture declares that God is light, it conveys profound theological truths about His nature. In 1 John 1:5, John illuminates that God is holy and devoid of any darkness. This indicates that God's moral purity and righteousness are absolute. His light reveals truth, exposes sin, and provides guidance for living righteously. Furthermore, because God is light, He requires that those who seek fellowship with Him also walk in the light, thereby reflecting His holiness. This understanding compels believers to acknowledge their sinfulness and cling to the redemptive work of Christ, who cleanses us and enables us to walk in fellowship with God.
Commentary