Mahabharata 3.140.3
एतद्वै मानुषेणाद्य न शक्यं द्रष्टुमप्युतसमाधिं कुरुताव्यग्रास्तीर्थान्येतानि द्रक्ष्यथ
etadvai mānuṣeṇādya na śakyaṃ draṣṭumapyutasamādhiṃ kurutāvyagrāstīrthānyetāni drakṣyatha
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book