Shiva Purana

siva.sh/siva-purana/kotirudra-samhita/4/12

इत्येतद्वचनं श्रुत्वा गर्तं कुर्ष्विति साऽब्रवीत् । शीघ्रं चायाच्च तत्कृत्वा स्थिता तत्क्षणमात्रतः ।। १२।।

sanskrit

On hearing her words Gaṅgā said—“Dig a pit.” She then made a pit in a trice, came and stood before her.

english translation

ityetadvacanaM zrutvA gartaM kurSviti sA'bravIt | zIghraM cAyAcca tatkRtvA sthitA tatkSaNamAtrataH || 12||

hk transliteration by Sanscript