Jacob Shachter and H. Freeman, Sanhedrin (London: Soncino Press, 1961), pp. 711–712. See also Meir Zlotowitz, Eichah (Brooklyn, NY: Mesorah Publications, 1976), p. 85. For a discussion of the missing nun verse in Psalm 145, see Maurice Simon, Berakoth (London: Soncino Press, 1959), pp. 14–15; this brief discussion is explicated in Avrohom Chaim Feuer, Tehillim (Brooklyn: Mesorah Publications, 1987), p. 1694.