Skandapurana 16.3.8

16.3.8

saritaḥ sāgarāḥ sarve parvatā uragāstathā..
brāhmyādyā mātaraścaiva ṛṣayaśca tapodhanāḥ..8..

all the rivers and oceans, mountains, and serpents;
Brāhmī and the other Mothers, and the seers rich in austerity;