BAHYA ABHYANTARA STHAMBHA VRITTIH DESHA KALA SANKHYABHIH PARIDRISHTO DIRGHA SUKSHMAH ||50||
बाह्याभ्यन्तरस्थम्भ वृत्तिः देशकालसन्ख्याभिः परिदृष्टो दीर्घसूक्ष्मः ॥५०॥
bāhya-ābhyantara-sthambha vṛttiḥ deśa-kāla-sankhyābhiḥ paridṛṣṭo dīrgha-sūkṣmaḥ ||50||
Exhalation, inhalation, retention, technique, time and number must be very precisely regulated over a lengthy period. ||50||
bāhya = external; exhalation
abhyantara = internal; inhalation
stambha = steadiness; restraint; suspension; stationary
vṛttiḥ = (nom. from vṛtti) wave; thoughts; thought waves; movement
deśa = place; technique
kāla = time
saṁkhyābhiḥ = (nom. from saṁkhyābhi) number; mathematics
paridṛṣṭo = (from paridṛṣṭa) measured; regulated; precisely observed; verified
dīrgha = long; extended
sūkṣmaḥ = (nom. from sūkṣma) subtle; fine