Charak Samhita
न सिद्ध्यन्ति नरा दष्टाः पाषण्डायतनेषु च । दृष्टिश्वासमलस्पर्शविषैराशीविषैस्तथा ॥१६०॥
in noon and on eighth day of the fortnight, in midnight and also in places of tantrika practices do not recover. Those inflicted by a sivisha serpents with poisons through vision, breath, excrement and touch and
english translation
na siddhyanti narA daSTAH pASaNDAyataneSu ca । dRSTizvAsamalasparzaviSairAzIviSaistathA ॥160॥
hk transliteration by Sanscript