were part of the canonical Jewish Scriptures known as “the Law and the Prophets.” Indeed, the New Testament authoritatively quotes the Psalms as Scripture more than any other book in the Old Testament. This too verifies that they were held to be canonical before 100 CE. There is some evidence of editorial changes by later Old Testament writers. Some evangelical writers have posited “inspired redactors” to account for these changes. However, no content changes could occur
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