Commentaries and translations of the Yoga Sūtras of Patañjali

Bryant, Edwin F. The Yoga-Sūtras of Patañjali. New York: North Point Press, 2009.

Feuerstein, Georg. The Yoga-Sūtra of Patañjali. Folkestone, England: Dawson, 1979.

Houston, Vyaas.
Devavāñī, The Language of the Gods, American Sanskrit Institute.
“Sanskrit, the Language of Meditation”
“Yoga Sūtras: the Practice”
The Yoga Sutra Workbook: The Certainty of Freedom. American Sanskrit Institute, 1995.

Iyengar, B.K.S. Light on the Yoga Sūtras of Patañjali. London: Thorsons, 1996.

Mehta, Rohit. Yoga, the Art of Integration. Adyar, India: The Theosophical Publishing House, 1975.

Swami Prabhavananda and  Isherwood, Christopher,  How to Know God: the Yoga Aphorisms of Patanjali. California: Vedanta Press, 1953.

Invocation to Patañjali

Chanting sheet with literal translation: Invocation to Patanjali