Adhyaya 8: Yogasthanas, Ashtanga Yoga, Pranayama-Siddhi, and Shiva-Dhyana leading to Samadhi
तस्याः स्वास्थ्येन ध्यानं च समाधिश् च विचारतः तत्रैकचित्तता ध्यानं प्रत्ययान्तरवर्जितम्
tasyāḥ svāsthyena dhyānaṃ ca samādhiś ca vicārataḥ tatraikacittatā dhyānaṃ pratyayāntaravarjitam
Из устойчивости (svāsthya) этой дисциплины следует, по размышлению, различать медитацию и самадхи. Там медитация — это однонаправленность ума, свободная от всякого иного вклинивающегося познания, покоящаяся на Единой Реальности: Пати, Шиве.
Suta Goswami (narrating Shaiva yoga-lakshana within the Linga Purana discourse)
It shifts worship from outer form to inner upāsanā: true Linga-oriented devotion culminates in ekacittatā—one-pointed meditation on Pati (Śiva), free from distracting cognitions.
Śiva-tattva is implied as the single, non-distracted object of awareness—when other pratyayas (mental contents) fall away, consciousness abides in the Lord as the supreme focus beyond oscillating thought.
Pāśupata-style dhyāna leading toward samādhi: cultivating svāsthya (inner steadiness) and maintaining uninterrupted one-pointed attention without pratyayāntara (intervening thoughts).