Shiva Purana
शाकल्यश्शंसितात्मा च नववर्षशातान्यपि ॥ भवमाराधयामास मनोयज्ञेन माधव॥ ४५॥
O Kṛṣṇa, Śākalya, the praiseworthy soul propitiated Śiva for nine hundred years by means of mental sacrifice.
english translation
zAkalyazzaMsitAtmA ca navavarSazAtAnyapi ॥ bhavamArAdhayAmAsa manoyajJena mAdhava॥ 45॥
hk transliteration by Sanscript