Shiva Purana
सारस्वतस्त्रिधामा च त्रिवृतो मुनिपुंगवः ॥ शततेजास्स्वयं धर्मो नारायण इति श्रुतः ॥ ४५ ॥
The Sarasvatī and Tridhāma are the foremost of the sages Trivṛta Dharma himself is known as Shatateja and is known as Narayana.
english translation
sArasvatastridhAmA ca trivRto munipuMgavaH ॥ zatatejAssvayaM dharmo nArAyaNa iti zrutaH ॥ 45 ॥
hk transliteration by Sanscript