Shiva Purana
सनत्कुमार उवाच ॥ नन्दीश्वर महाप्राज्ञ साक्षाद्रुद्रस्वरूपधृक् ॥ धन्यस्त्वं सद्गुरुस्तात श्रावितेयं कथाद्भुता ॥ ७॥
Sanatkumāra said:— O Nandīśvara, O intelligent one, you are blessed in that you have assumed the form of Rudra himself. O dear, you are my excellent preceptor. This wonderful story has been narrated by you.
english translation
sanatkumAra uvAca ॥ nandIzvara mahAprAjJa sAkSAdrudrasvarUpadhRk ॥ dhanyastvaM sadgurustAta zrAviteyaM kathAdbhutA ॥ 7॥
hk transliteration by Sanscript