Shiva Purana

siva.sh/siva-purana/kotirudra-samhita/18/1

ऋषय ऊचुः ।। त्वया सूत महाभाग श्राविता ह्यद्भुता कथा ।। महाकालाख्यलिंगस्य निजभक्तसुरक्षिकः।। १।।

sanskrit

The sage said:— O Sūta, O fortunate Sūta, a wonderful story has been narrated of Mahākāla, the phallic image of Śiva that protects his devotees.

english translation

RSaya UcuH || tvayA sUta mahAbhAga zrAvitA hyadbhutA kathA || mahAkAlAkhyaliMgasya nijabhaktasurakSikaH|| 1||

hk transliteration by Sanscript