The basic meaning of qāḏôš, therefore, is that God’s people are to be set apart for God’s service and that they should avoid whatever displeases Him. The chief New Testament word for holy is hagios and its derivatives. Though used in various senses, this word often describes believers’ sanctification, as in Ephesians 5:25–26 (“Christ loved the church and gave himself up for her, that he might sanctify her,” RSV). In this sense, holiness in the New Testament means two things: (1) separation from