Final answer:
The New Testament authors appeal most often to the collection of writings known as the Old Testament.
Step-by-step explanation:
The New Testament authors appeal most often to the collection of writings known as the Old Testament. The Old Testament is a collection of religious texts that were written before the time of Jesus Christ. These texts are highly regarded by Christians and are considered sacred scriptures. The New Testament authors often reference and quote from the Old Testament to support their teachings and show the fulfillment of prophecies.
Learn more about The influence of the Old Testament on the New Testament authors