Shiva Purana
तदग्रे शिष्यमानीय शुद्धस्फटिकनिर्मलम् ॥ प्रक्षाल्य कर्तरीं पश्चाच्छिवशास्त्रोक्तमार्गतः ॥ ३८ ॥
Bring the disciple to the front of the table, which is pure and crystal clear. After washing the doer in the manner prescribed in the scriptures of Lord Shiva.
english translation
tadagre ziSyamAnIya zuddhasphaTikanirmalam ॥ prakSAlya kartarIM pazcAcchivazAstroktamArgataH ॥ 38 ॥
hk transliteration by Sanscript