Natyashastra
वामो भ्रमरकः कार्य आद्य आस्कन्दितो भवेत् । तेनैवास्फोटनं कुर्यादेतदड्डितमण्डलम् ॥ ६०॥
The leftward movement is the buzzing movement, which, when performed, causes a lift, and it produces a burst, creating the ‘Aḍḍita’ circular motion.
english translation
vAmo bhramarakaH kArya Adya Askandito bhavet । tenaivAsphoTanaM kuryAdetadaDDitamaNDalam ॥ 60॥
hk transliteration by Sanscript