Apophthegmata Laconica

Plutarch

Plutarch. Moralia, Vol. III. Babbitt, Frank Cole, translator. Cambridge, MA: Harvard University Press; London: William Heinemann Ltd., 1931 (printing).

Having made an armistice of seven days with the Argives, he kept a watch on them, and on the third night, when they were sleeping because of their reliance on the truce, he attacked them, and slew some and took the others prisoners. [*](Cf. Cicero, De officiis, i. 10 (33). Herodotus, vi. 78-79 (followed by other writers), relates that Cleomenes defeated the Argives by a different.)