Natyashastra
कटीच्छिन्नं ततश्चैव भ्रमरः स तु संज्ञितः । मतल्लिकरणं कृत्वा करमावर्त्य दक्षिणम् ॥ १०६॥
The Kaṭīcchinna (waist-cut) movement is then performed, followed by the motion called Bhramara. After executing the Matalli Karaṇa, the right hand is to be turned in a circular motion.
english translation
kaTIcchinnaM tatazcaiva bhramaraH sa tu saMjJitaH । matallikaraNaM kRtvA karamAvartya dakSiNam ॥ 106॥
hk transliteration by Sanscript