Shiva Purana — Vayaviya Samhita, Shloka 31
न्यासत्रैविध्य-भूतशुद्धि-प्रक्रिया
Threefold Nyāsa and the Procedure of Elemental Purification
करन्यासाद्यमपि तैः कृत्वा वाथ न वा क्रमात् । शिरोवदनहृद्गुह्यपादेष्वेतानि कल्पयेत् । ततश्चोर्ध्वादिवक्त्राणि पश्चिमांतानि कल्पयेत् । ईशानस्य कलाः पञ्च पञ्चस्वेतेषु च क्रमात्
karanyāsādyamapi taiḥ kṛtvā vātha na vā kramāt | śirovadanahṛdguhyapādeṣvetāni kalpayet | tataścordhvādivaktrāṇi paścimāṃtāni kalpayet | īśānasya kalāḥ pañca pañcasveteṣu ca kramāt
それらの真言によって手のニヤーサ（kara-nyāsa）および他の前行を、順次にせよ順不同にせよ行ったのち、頭・顔・心・秘所・足にそれらを配当すべし。次いで、上方より始めて西方に終わる諸面を観想すべし。この五つの座において、イーシャーナ（Īśāna）の五つのカラー（kalā・威力）を順次に安置せよ。
Suta Goswami
Tattva Level: pashu
Shiva Form: Īśāna
Role: teaching
FAQs
It teaches internalizing Śiva-worship through nyāsa—placing mantra-power into one’s own body—so the practitioner becomes a fit vessel for Śiva’s grace (pati-anugraha), aligning body and awareness with Īśāna’s five kalās.
Nyāsa is a saguna upāsanā method: the devotee meditatively installs Śiva’s aspects and potencies in specific bodily loci, making the body a living shrine before or alongside external Liṅga-pūjā.
Kara-nyāsa and aṅga-nyāsa (head, face, heart, guhya, feet), followed by contemplation of the directional faces/aspects and sequential placement of Īśāna’s five kalās—used as a preparatory practice for mantra-japa and dhyāna.