Arnobius

“ If we are not mistaken, such want of agreement marks those who are wholly ignorant of the truth, and does not spring from the real state of the case. For if their number were clearly known, the voice of all would be the same, and the agreement of all would tend to and find issue in the same conclusion. [5]
Footnotes ↑ Three was the most ancient number; and the names preserved by Pausanias, are Μελέτη, ̓Αοιδή, Μνήμη.↑ Cicero (de Nat. Deor., iii. 21, a passage where there is some doubt as to the reading) enumerates as the four Muses, Thelxiope, Aœde, Arche, Melete.↑ The ms. ”