Natyashastra
तेषां तु वचनं श्रुत्वा मुनीनां भरतो मुनिः । प्रत्युवाच पुनर्वाक्यं चतुरोऽभिनयान् प्रति ॥ ४॥
On these words of the sages, Bharata spoke thus relating to the four kinds of Histrionic Representation.
english translation
teSAM tu vacanaM zrutvA munInAM bharato muniH । pratyuvAca punarvAkyaM caturo'bhinayAn prati ॥ 4॥
hk transliteration by Sanscript