Shiva Purana
यदा पृथ्वीं समाक्रम्य कैलासं पुनरागतः ॥ कुमारस्स शिवापुत्रस्तारकारिर्महाबलः ॥ ३ ॥
When he conquered the earth and returned to Kailas The young man was the son of Shiva and was a mighty savior.
english translation
yadA pRthvIM samAkramya kailAsaM punarAgataH ॥ kumArassa zivAputrastArakArirmahAbalaH ॥ 3 ॥
hk transliteration by Sanscript