“Patanjali Invocation” by BKS Iyengar.
Yogena cittasya padena vacam malam sarirasya ca vaidyakena yopakarottam pravaram muninam patanjalim pranajaliranato’smi abahu purusakaram sankha cakrasi dharinamsahasra sirasam svetam pranamami patanjalim.
Text Source: https://bksiyengar.com/modules/iyoga/sage.htm
Audio source: workshop