"Voice of Truth" is a song recorded by Casting Crowns and written by Mark Hall and Steven Curtis Chapman. It was the third single released from their 2003 debut album, Casting Crowns. "Voice of Truth" was an enormous success on Christian radio; the song reached number 1 on the three major Contemporary Christian music charts, Billboard, and 20 The Countdown Magazine. The song uses the Biblical stories of Peter walking on the water to Jesus (Matthew 14:22-34) and David defeating Goliath (I Samuel 17).