Why is worshiping God in spirit and truth essential?

John 4:24 states that 'God is spirit, and those who worship Him must worship in spirit and truth.' This emphasizes that genuine worship must come from a heart transformed by the Holy Spirit, recognizing God's truth as revealed in Scripture. True worship is not merely external ritual but an internal reality that engages the whole being—from head to heart. Through this authentic worship, believers express their reverence for God, acknowledge His sovereignty, and celebrate the grace bestowed upon them through Christ, leading to a deeper relationship with Him.