Mahabharata 13.105.47
गौतमीं कौशिकीं पाकां महात्मानो धृतव्रताःसरस्वतीदृषद्वत्यौ यमुनां ये प्रयान्ति च
gautamīṃ kauśikīṃ pākāṃ mahātmāno dhṛtavratāḥsarasvatīdṛṣadvatyau yamunāṃ ye prayānti ca
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book