Astanga Hrudaya
जाग्रद्रक्षांसि गन्धर्वान् प्रेतानन्यांश्च तद्विधान् । रूपं व्याकृति तत्तच्च यः पश्यति स नश्यति ॥ ३२ ॥
who even when awake, sees Raksasa, Gandharva, Preta and such others (non human being) and those forms which are terrifying to look at; is going to perish.
english translation
jAgradrakSAMsi gandharvAn pretAnanyAMzca tadvidhAn । rUpaM vyAkRti tattacca yaH pazyati sa nazyati ॥ 32 ॥
hk transliteration by Sanscript