Vijnana Bhairava Tantra
इत्येतत्कथितं देवि परमामृतमुत्तमम् । एतच्च नैव कस्यापि प्रकाश्यं तु कदाचन ॥ १५७ ॥
O Goddess, this most excellent teaching, which is said to lead to the immortal state, should verily not be revealed to anybody.
english translation
ityetatkathitaM devi paramAmRtamuttamam । etacca naiva kasyApi prakAzyaM tu kadAcana ॥ 157 ॥
hk transliteration by Sanscript