The Long Āgama Sūtra 27.7

27.7

夫人白王言：「今十五日夜月滿時，與晝無異，宜沐髮澡浴，與諸婇女五欲自娛。」

His wife said to the king, “Now, it’s the fifteenth day full moon tonight, and the day was no different. It would be fitting to bathe and wash our hair. We could bring the courtesan women and entertain ourselves with the five desires.”