66. Of SAMOTHRACE, a writer from whom Ptolemaeus Hephaestion quotes the statement that Jupiter, after his birth, laughed for seven days continuously, and that hence seven came to be regarded as a perfect number. It is perhaps this Theodorus who is quoted by the scholiast on Apollonius Rhodius (4.264). Comp. Vossius, de Hist. Graec. p. 503.
A Dictionary of Greek and Roman biography and mythology
Smith, William
A Dictionary of Greek and Roman biography and mythology. William Smith, LLD, ed. 1890