1989. E.A. Wallis Budge, The Rosetta Stone. New York.: Dover Publications, Inc., chapter II, [Special Festivals … Ptolemy V,] pg. 55.
… [O]n these days a festival and a panegyry shall be celebrated in the temples of EGYPT each month, and sacrifices and liba- tions, [sic.] and all the other rites and ceremonies which are prescribed shall be duly preformed as on all other festivals.