Charak Samhita
शुद्धसत्त्वस्य या शुद्धा सत्या बुद्धिः प्रवर्तते। यया भिनत्त्यतिबलं महामोहमयं तमः ॥१६॥
The pure and true wisdom that originates from a pure mind dispels the excessively thick darkness of illusion caused by ignorance.
english translation
zuddhasattvasya yA zuddhA satyA buddhiH pravartate। yayA bhinattyatibalaM mahAmohamayaM tamaH ॥16॥
hk transliteration by Sanscript