Thank you for the question on the differences between the Old Testament and the New Testament, “What is the difference between the Old Testament and the New Testament?”
Here are some thoughts on the differences between the Old Testament and the New Testaments:
A. The Old Testaments were written by the prophets while the New Testaments were written by the Apostles.
B. The Old Testament focuses on the key person, Moses while the New Testament focuses on the key person, Jesus Christ.
C. The Old Testament focuses on the nation of Israel while the New Testament focuses on the people of the world.
D. The Old Testament focuses on the letter of the Law while the New Testament focuses on the spirit of the Law.
E. The Old Testament focuses on outward conformity to the Law while the New Testament focuses on inward transformation before the Law.
F. The Old Testament focuses on the coming of the Messiah while the New Testament focuses on return of the Messiah.
G. The Old Testament focuses self-justification by good works before God while the New Testament focuses on God-justification by grace through faith in Jesus Christ before God.
Summary: The singular difference between the Old Testament and the New Testament is the proclamation of the coming of the Messiah and the coming of the Messiah.
-Kingston