Shiva Purana

siva.sh/siva-purana/kotirudra-samhita/25/55

शत कुंभैस्तथा स्नात्वा पार्थिवं निष्कृतिर्भवेत् ।। इति तैर्षिभिः प्रोक्तस्तथेत्योमिति तद्वचः ।। ५५ ।।

sanskrit

Performing the ablution of the earthen phallic image of Śiva with a hundred potful of water, the expiatory rite will be completed.” When he was thus urged by the sages he said in the affirmative.

english translation

zata kuMbhaistathA snAtvA pArthivaM niSkRtirbhavet || iti tairSibhiH proktastathetyomiti tadvacaH || 55 ||

hk transliteration by Sanscript