Shiva Purana
नन्दीश्वर उवाच ॥ अवताराञ्छृणु विभोर्द्वादशप्रमितान्परान् ॥ ज्योतिर्लिङ्गस्वरूपान्वै नानोति कारकान्मुने ॥ १ ॥
Nandīśvara said:— O sage, now listen to the twelve incarnations of the lord in the form of jyotirliṅgas, the cause of diverse sports.
english translation
nandIzvara uvAca ॥ avatArAJchRNu vibhordvAdazapramitAnparAn ॥ jyotirliGgasvarUpAnvai nAnoti kArakAnmune ॥ 1 ॥
hk transliteration by Sanscript