Shiva Purana
वेदशब्देभ्य एवादौ निर्ममे ऽसौ पितामहः ॥ आर्षाणि चैव नामानि याश्च वेदेषु वृत्तयः ॥ ६८ ॥
The grandfather created the two Vedas from the words of the Vedas. The names of the Ārṣas and the practices mentioned in the Vedas.
english translation
vedazabdebhya evAdau nirmame 'sau pitAmahaH ॥ ArSANi caiva nAmAni yAzca vedeSu vRttayaH ॥ 68 ॥
hk transliteration by Sanscript