Deuteronomy 18:15, Hebrews 7:25-27, 1 Corinthians 15:25
A Framework With Deep Roots
The threefold office of Christ — munus triplex — is one of the most useful frameworks for understanding the comprehensive work of Jesus. It was systematised by Calvin but has roots reaching back to the early church fathers and, more importantly, to the Old Testament itself.
In Israel, three categories of people were anointed with oil for their service: prophets, priests, and kings. Jesus — the Messiah, meaning "the Anointed One" — fulfils all three roles in their ultimate and perfect form.
Christ as Prophet
A prophet is one who speaks God's word to the people — declaring His will, announcing His purposes, calling for response. The greatest Old Testament prophet, Moses, promised a prophet to come: "The Lord your God will raise up for you a prophet like me from among you." (Deuteronomy 18:15). The disciples recognised Jesus as this prophet (John 6:14).
Jesus is the supreme and final Prophet. "In these last days he has spoken to us by his Son." (Hebrews 1:2). All previous revelation was preparatory; Christ is the fullness of God's self-disclosure. He does not merely bring a word from God — He is the Word of God (John 1:1).
Christ as Priest
A priest is one who represents the people before God — offering sacrifices, interceding, providing access. The Levitical priests served in this capacity, but their priesthood was imperfect and temporary.
Christ is the perfect high priest — both the priest who offers and the sacrifice who is offered. "He has no need, like those high priests, to offer sacrifices daily... he did this once for all when he offered up himself." (Hebrews 7:27). His sacrifice was once for all; His intercession is perpetual. "He always lives to make intercession for them." (Hebrews 7:25).
Christ as King
A king is one who rules with authority — governing, protecting, and leading his people. David was the prototype; his dynasty carried the promise of an eternal king. Jesus is that King.
His kingship is currently exercised from the right hand of the Father (Ephesians 1:20-22) and will be visibly consummated at His return. "He must reign until he has put all his enemies under his feet." (1 Corinthians 15:25). His kingdom is not of this world (John 18:36), but it is over this world.