Natyashastra
यत्र व्यग्रावुभौ हस्तौ तत्तद् दृष्टिविलोकनैः । वाचकाभिनयं कुर्याद्विरामैर्थदर्शकैः ॥ १८१॥
When both hands are agitated, the actor should perform the vocal expression of the scene with pauses and indicate the purpose through the gaze and eye movements.
english translation
yatra vyagrAvubhau hastau tattad dRSTivilokanaiH । vAcakAbhinayaM kuryAdvirAmairthadarzakaiH ॥ 181॥
hk transliteration by Sanscript