Natyashastra
गङ्गावतरणं चैवेत्युक्तमष्टाधिकं शतम् । अष्टोत्तरशतं ह्येतत्करणानां मयोदितम् ॥ ५५॥
Gangaavatarana is also mentioned, making the total number of 108 Karaṇas, as stated by me.
english translation
gaGgAvataraNaM caivetyuktamaSTAdhikaM zatam । aSTottarazataM hyetatkaraNAnAM mayoditam ॥ 55॥
hk transliteration by Sanscript