Yoga Sūtra Chapter Three verse 13

एतेन भूतेन्द्रियेषु धर्मलक्षणावस्था परिणामा व्याख्याताः ॥१३॥

etena bhūta-indriyeṣu dharma-lakṣaṇa-avasthā-pariṇāmā-vyākhyātāḥ ||13||

By this transformation,
are the essential qualities, characteristics
and state in the elements and senses explained.

etena - by thisbhūta - material element, one of the 5 elements; that which is or exists, any living being; being or being like anything, consisting of, mixed or joined withindriya - faculty of sense; sense; organ of sense; organs of motor action and sensory perceptiondharma - essential qualities, according to the nature of anything; highest duty; customary observance or prescribed conductlakṣaṇa - a mark, sign, symbol, token, characteristic, attribute, quality; indicating, expressing indirectly; the act of aiming at, aim, goal, scope, object; a symptom or indication of diseaseavasthā - state; to abide in a state or condition; to be found, exist, be present; to take one's stand, remain standing;pariṇāma - transformation into; change, alteration, development, evolutionvyākhyātā - explained; that explains or expounds

Commentaries and Reflections

Commentary by T Krishnamacharya:

“Yoga is that which enables us
to sustain what is required and
reduce that which is not required.”
(Here Yoga is Avasthā)