Instituta Laconia
Plutarch
Plutarch. Moralia, Vol. III. Babbitt, Frank Cole, translator. Cambridge, MA: Harvard University Press; London: William Heinemann Ltd., 1931 (printing).
To each one of those who comes in to the public meals the eldest man says, as he points to the doors, Through these no word goes out.[*]( Cf. Moralia, 697 e; Plutarch’s Life of Lycurgus, chap. xii. (46 d); and the scholium on Plato’s Laws, 633 a.)