Shiva Purana
॥ शौनक उवाच ॥ अंगुष्ठाद्ब्रह्मणो जज्ञे दक्षश्चोक्तस्त्वया पुरा॥ कथं प्राचेतसत्वं हि पुनर्लेभे महातपाः ॥ ५१ ॥
Śaunaka said:— Formerly it was said by you that Dakṣa was born of the thumb of Brahmā. How then did he of great penance become the son of Prācetasa again?
english translation
॥ zaunaka uvAca ॥ aMguSThAdbrahmaNo jajJe dakSazcoktastvayA purA॥ kathaM prAcetasatvaM hi punarlebhe mahAtapAH ॥ 51 ॥
hk transliteration by Sanscript