Shiva Purana
अष्टाविंशे द्रापरे तु पराशरसुतो हरिः॥ यदा व्यासो भविष्यामि नाम्ना द्वैपायनः प्रमुः॥ ४३॥
In the twenty-eighth Drapara, Hari, the son of Parasara, appeared. When I shall become Vyasa by name Dvaipayana the chief.
english translation
aSTAviMze drApare tu parAzarasuto hariH॥ yadA vyAso bhaviSyAmi nAmnA dvaipAyanaH pramuH॥ 43॥
hk transliteration by Sanscript