Chant at the beginning of classes in honor of Sage Patañjali, composer of the Yoga Sutras about (2500 years ago), a treatise on Ayurveda, and Sanskrit grammar.

yogena cittasya padena vacam
Yoga for consciousness, grammar for speech

malam sarirasya ca vaidyakena
medicine for the ills of the body;

yopa karottam pravaram muninam
he gave us these things the sage

patañjalim pranjalir anato’smi
Patañjali to whom I pay my respects.

abahu purusakaram
His upper body (arms) of human form,

sankha chakrasi dharinam
holding conch and disc,

sahasra sirasam svetam
thousand headed cobra (over his head)

pranamami patañjalim
I pay my respects to Patañjali

Listen to Yogācārya Sri B.K.S. Iyengar chanting the above.