Finkelstein, Israel, (2020). "Saul and Highlands of Benjamin Update: The Role of Jerusalem", in Joachim J. Krause, Omer Sergi, and Kristin Weingart (eds.), Saul, Benjamin, and the Emergence of Monarchy in Israel: Biblical and Archaeological Perspectives, SBL Press, Atlanta, GA, p. 48, footnote 57: "...They became territorial kingdoms later, Israel in the first half of the ninth century BCE and Judah in its second half..."
