Yoga Sūtra Chapter Three verse 28
ध्रुवे तद्गतिज्ञानम् ॥२८॥
dhruve tat-gati-jñānam ||28||
On pole star, knowledge of motion of that.
dhruva - pole startat - that, thisgati - going, moving, gait, deportment, motion in generaljñāna - knowing; knowledge; higher knowledgeCommentaries and Reflections
Commentary by T Krishnamacharya:
Commentary by TKV Desikachar:
Commentary by S Ramaswami:
“From Saṃyama on the moving polestar movement of all the stars is known.
So far Patañjali has described external Siddhi.
Now he starts on the internal Siddhi.”