Shiva Purana
यामस्य प्रथमस्यैव पूजा जाता शिवस्य च ॥ तन्महिम्ना हि तस्यैव पातकं गलितन्तदा ॥ २०॥
The first Yama and Lord Shiva were worshipped. By that glory his own sin was then melted away.
english translation
yAmasya prathamasyaiva pUjA jAtA zivasya ca ॥ tanmahimnA hi tasyaiva pAtakaM galitantadA ॥ 20॥
hk transliteration by Sanscript