S Pines and T Gelblum (Translators from Arabic to English, 1966), Al-Bīrūni (Translator from Sanskrit to Arabic, ~ 1035 AD), and Patañjali, Al-Bīrūnī's Arabic Version of Patañjali's Yogasūtra, Bulletin of the School of Oriental and African Studies, Vol. 29, No. 2 (1966), pages 302-325
rAja Monier-Williams' Sanskrit-English Dictionary, Cologne Digital Sanskrit Lexicon, Germany
worldcat.org
worldcat.org
Sanskrit and English: Hath Yoga Pradipika, Pancham Singh (Translator), OCLC897482, pages 154-155; Modern Translation (English): GW Briggs (2009), Gorakhnāth and the Kānphaṭa Yogīs, Motilal Banarsidass, ISBN978-8120805644, page 343
Philipp Maas (2013), A Concise Historiography of Classical Yoga Philosophy, in Periodization and Historiography of Indian Philosophy (Editor: Eli Franco), Sammlung de Nobili, Institut für Südasien-, Tibet- und Buddhismuskunde der Universität Wien, ISBN978-3900271435, pages 53-90, OCLC858797956