Garudapurana 1.235.47

1.235.47

sa muktaḥ kathyate yogī paramātmanyavasthitaḥ /
āsanasthānavidhayo na yogasya prasādhakāḥ //

that yogin, abiding in the Supreme Self, is said to be liberated.
Rules of posture and place are not the accomplishers of yoga;