Shiva Purana
अघोरस्य कलाश्चाष्टौ पूजनीया यथाक्रमम् ॥ पश्चात्त्रयोदशकलाः पायुमेढ्रोरुजानुषु॥ ७२॥
The eight arts of the Aghora are to be worshiped in order Later thirteen parts in the abdomen, pelvis, thighs and knees.
english translation
aghorasya kalAzcASTau pUjanIyA yathAkramam ॥ pazcAttrayodazakalAH pAyumeDhrorujAnuSu॥ 72॥
hk transliteration by Sanscript