Natyashastra
आवाहनमवतरणं विसर्जनं वारणं प्रवेशश्च । उन्नामनं प्रणामो निदर्शनं विविधवचनं च ॥ २९॥
It is used to represent invocation, descent, bidding goodbye, prohibition, entrance, raising up, bowing in salutation, comparison, and various forms of speech.
english translation
AvAhanamavataraNaM visarjanaM vAraNaM pravezazca । unnAmanaM praNAmo nidarzanaM vividhavacanaM ca ॥ 29॥
hk transliteration by Sanscript