Truth & Knowledge: Episode 24 – “Be Holy” In this episode, Trey Knowles explains that to be holy means to separate ourselves from everything ungodly and to live fully aligned with God's Word. Holiness is walking in the truth and goodness of Jesus Christ. Scripture says, “Be ye holy; for I am holy” (1 Peter To live holy means refusing to watch, listen to, or approve of anything ungodly. As 1 Corinthians Trey points to Titus The key to holiness is abiding in Christ. As 1 John Holiness, then, is not optional—it is our calling and our identity in Christ.