Shiva Purana
स्थित्वा सुखासने स्वे शेते जनवचनहीने तु ॥ शशिरवियुतया तेजः प्रकाशयन्मध्यमे देशे ॥ १६ ॥
The aspirant sits in the comfortable posture in a place free from noise. In the middle place he illuminates the brilliance accompanied by the lustre of the moon and the sun.
english translation
sthitvA sukhAsane sve zete janavacanahIne tu ॥ zaziraviyutayA tejaH prakAzayanmadhyame deze ॥ 16 ॥
hk transliteration by Sanscript