Shiva Purana
षोडशैरुपचारैश्च पूजयेदिष्टमाप्नुयात् । येन शुश्रूषणाद्यैश्च शिवभक्तस्य लिंगिनः 1-17-१४० ।
By worshiping with sixteen rituals, one can attain the desired object. Through devotion and service to Shiva, the devotee of the Shiva Linga is blessed.
english translation
SoDazairupacAraizca pUjayediSTamApnuyAt । yena zuzrUSaNAdyaizca zivabhaktasya liMginaH 1-17-140 ।
hk transliteration by Sanscript