Shiva Purana

siva.sh/siva-purana/uma-samhita/18/43

नद्यश्च सप्त तासां तु नामानि शृणु तत्त्वतः ।। धूतपापा शिवा चैव पवित्रा संमितिस्तथा ।। ४३ ।।

sanskrit

There are seven rivers and hear their names in detail She is washed of her sins and is auspicious and pure and conscientious.

english translation

nadyazca sapta tAsAM tu nAmAni zRNu tattvataH || dhUtapApA zivA caiva pavitrA saMmitistathA || 43 ||

hk transliteration by Sanscript