Shiva Purana
तीक्ष्णकंटकयुक्तेन शर्कराविचितेन च ॥ क्षुरधारानिभैस्तीक्ष्णैः पाषाणै रचितेन च॥ ९॥
At places the path is strewn with sharp thorns, at places it is full of sand, elsewhere it is full of pebbles sharp like the razor-edge.
english translation
tIkSNakaMTakayuktena zarkarAvicitena ca ॥ kSuradhArAnibhaistIkSNaiH pASANai racitena ca॥ 9॥
hk transliteration by Sanscript