The Greek noun dikastes refers to a judge — one who decides cases, pronounces verdicts, or arbitrates disputes. It appears in Stephen's speech in Acts 7 describing Moses as a judge or ruler among his people, and in Luke 12:14 where Jesus refuses to be a civil arbiter.
Jesus' refusal to be a dikastes over an inheritance dispute (Luke 12:14) is revelatory: He came not as a civil judge but as a Savior. Yet the New Testament is clear that Jesus will be the ultimate judge of the living and the dead (Acts 10:42; 2 Timothy 4:1). The irony is striking — the One who refused to divide an earthly inheritance will one day divide humanity as sheep from goats (Matthew 25:32). Moses as dikastes among the Israelites in Egypt is a type of Christ, misunderstood and rejected by his own people before becoming their deliverer.