Natyashastra
अयमेव तालयोगो विशेषसिद्धिश्च सूर्यवद्दिष्टा । भवतीह लयान्तरिते शब्दाद्भेदो लयश्चैव ॥ ९३॥
This very combination of Tālas, whose special structure is as fixed and definite as the course of the sun, belongs to the Layāntarita. Here, there occurs a variation both in sound and in tempo.
english translation
ayameva tAlayogo vizeSasiddhizca sUryavaddiSTA । bhavatIha layAntarite zabdAdbhedo layazcaiva ॥ 93॥
hk transliteration by Sanscript