Mahabharata 3.155.30
उपर्युपरि शैलस्य गुहाः परमदुर्गमाःसुदुर्गमांस्ते सुबहून्सुखेनैवाभिचक्रमुः
uparyupari śailasya guhāḥ paramadurgamāḥsudurgamāṃste subahūnsukhenaivābhicakramuḥ
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book