Natyashastra
तेषं तु वचनं श्रुत्वा मुनीनां भरतो मुनिः । प्रत्युवाच पुनर्वाक्यं गुह्यार्थाभिनयं प्रति ॥ १५॥
Hearing their words, Bharata, the sage, spoke again in response to them regarding the secret meaning of the drama.
english translation
teSaM tu vacanaM zrutvA munInAM bharato muniH । pratyuvAca punarvAkyaM guhyArthAbhinayaM prati ॥ 15॥
hk transliteration by Sanscript