WSC Q.23: What offices doth Christ execute as our Redeemer?
Christ, as our Redeemer, executeth the offices of a prophet, of a priest, and of a king, both in his estate of humiliation and exaltation. (Acts 3:21–22, Heb. 12:25, 2 Cor. 13:3, Heb. 5:5–7, Heb. 7:25, Ps. 2:6, Isa. 9:6–7, Matt. 21:5, Ps. 2:8–11)
WLC Q.42: Why was our Mediator called Christ?
Our Mediator was called Christ, because he was anointed with the Holy Ghost above measure, (John 3:34, Ps. 45:7) and so set apart, and fully furnished with all authority and ability, (John 6:27, Matt. 28:18–20) to execute the offices of prophet, (Acts 3:21–22, Luke 4:18,21) priest, (Heb. 5:5–7, Heb. 4:14–15) and king of his church, (Ps. 2:6, Matt. 21:5, Isa. 9:6–7, Phil. 2:8–11) in the estate both of his humiliation and exaltation.