How the Bible Actually Works: In Which I Explain How An Ancient, Ambiguous, and Diverse Book Leads Us to Wisdom Rather Than Answers—and Why That's Great News

by Peter Enns

So common was Aramaic that even portions of the Old Testament, namely, Daniel and Ezra (two postexilic books), were written partly in Aramaic. Aramaic was also, almost certainly, the main language Jesus spoke.