Shiva Purana
कदाचित्पार्वती देवी शङ्करं परया मुदा ॥ लोककामनयापृच्छन्माहात्म्यमविमुक्तयोः ॥ ३॥
Once goddess Pārvatī asked Śiva with great joy about the greatness of the two Avimuktas—Kāśī and Viśveśvara, out of desire for the welfare of the worlds.
english translation
kadAcitpArvatI devI zaGkaraM parayA mudA ॥ lokakAmanayApRcchanmAhAtmyamavimuktayoH ॥ 3॥
hk transliteration by Sanscript