While most Christian theology reflects the view that at least some Mosaic Laws have been set aside under the New Covenant, there are some theology systems that view the entire Mosaic or Old Covenant as in that all of the Mosaic Laws are set aside for the Law of Christ.
However, other theologians do not subscribe to this view, believing that the Law and the Prophets form the basis of Christian living and Christian ethics, and are therefore not abrogated; rather, they can only be understood in their historical context subsequent to the advent of the Messiah.
New Covenant Theology is a Christian theological system that shares similarities and yet is distinct from dispensationalism and Covenant theology. New Covenant Theology sees all Old Covenant laws as "cancelled" or "abrogated" in favor of the Law of Christ or the New Testament. Douglas J. Moo has argued that 9 of the Ten Commandments have been renewed under the New Covenant.
As a theological system, dispensationalism is rooted in the writings of John Nelson Darby (1800–1882) and the Brethren Movement, but it has never been formally defined and incorporates several variants. Major dispensational views divide history into some seven dispensations or ages: