Shiva Purana
अभिवंद्य महादेवं देवीं स्कंदं विनायकम् ॥ नंदिनं च तथा व्यासं साक्षात्सत्यवतीसुतम् ॥ २१ ॥
He offered obeisances to Lord Mahadeva, goddess Skanda and Lord Vinayaka. Nandi and Vyasa were directly the sons of Satyavatī.
english translation
abhivaMdya mahAdevaM devIM skaMdaM vinAyakam ॥ naMdinaM ca tathA vyAsaM sAkSAtsatyavatIsutam ॥ 21 ॥
hk transliteration by Sanscript