Shiva Purana
क्वचिद्विषमगर्तैश्च क्वचिल्लोष्टैस्सुदुष्करैः ॥ सुतप्तवालुकाभिश्च तथा तीक्ष्णैश्च शंकुभिः॥ १२॥
In other places it is full of deep irregular chasms and canyons, elsewhere, of rugged lumps of clay; of burning sands here and sharp spikes there.
english translation
kvacidviSamagartaizca kvacilloSTaissuduSkaraiH ॥ sutaptavAlukAbhizca tathA tIkSNaizca zaMkubhiH॥ 12॥
hk transliteration by Sanscript