Charak Samhita
आत्मेन्द्रियमनोर्थानां सन्निकर्षात् प्रवर्तते। व्यक्ता तदात्वे या बुद्धिः प्रत्यक्षं स निरुच्यते ॥२०॥
॥ Knowledge by Direct Perception॥ Knowledge gained by the proximity of soul, sense faculties, mind with the object of study or observation is known as perception or direct observation (pratyaksha).
english translation
AtmendriyamanorthAnAM sannikarSAt pravartate। vyaktA tadAtve yA buddhiH pratyakSaM sa nirucyate ॥20॥
hk transliteration by Sanscript