In the ritual texts of the mystery religions preserved by the so-called Orphic or Bacchic gold tablets, from the late 5th century BC onward the name "Hades" appears more frequently than "Plouton", but in reference to the underground place: "Plouton" is the ruler who presides over it in a harmonious partnership with Persephone. By the end of the 4th century BC, the name "Plouton" appears in Greek metrical inscriptions. Two fragmentary tablets greet Pluto and Persephone jointly, and the divine couple appear as welcoming figures in a metrical epitaph: