By Śrīla Bhakti Siddhānta Sarasvatī Gosvami Ṭhākura Prabhupāda
In the sacred engagement of arcana-sevā, devotees inclined toward both the paths of action (pravṛtti, householder life ) and renunciation (nivṛtti) transform their homes and temples into transcendental maṭha, non-different from the divine realm of Goloka. A true maṭha is that sacred space where Śrī Śrī Rādhā-Kṛṣṇa are eternally served at the luminous yoga-pīṭha of transcendental knowledge (parā-vidyā). It is where the highest wisdom manifests in the form of hari-kathā—narrated, sung, and heard—becoming the very instruments of arcana-sevā.
Only the divine bride of knowledge (vidyā-vadhū) can serve her Lord; only an arcaka infused with parā-vidyā can truly touch the transcendental deity (aprakṛta-vigraha). Without the essence of śravaṇa (hearing) and kīrtana (chanting), arcana degenerates into mere ritualistic formalism (karma-kāṇḍa). The devotees engaged in arcana attain the right to serve the aprakṛta-vigraha only through purification of the self (ātma-śuddhi), and this ātma-śuddhi is possible solely by the grace of śravaṇa-kīrtana.
Deity worship devoid of pure śravaṇa and kīrtana inevitably leads to materialistic corruption, as one amasses external paraphernalia merely as a means to acquire wealth. Arcana is never meant for public display or worldly entertainment. The Supreme Lord, in His arcā-vigraha form, is pleased only by the resplendent sacrificial fire of pure saṅkīrtana-yajña, burning brightly with its seven tongues of divine flames. Without bhūta-śuddhi—purification of one’s gross and subtle existence—one can never attain the eligibility for true arcana. The dense coverings of material conditioning, both subtle and gross, can be cleansed only by the all-consuming flames of the great saṅkīrtana-fire.
Both the householders engrossed in material entanglement (gṛha-vratī) and those who exploit the sacred sanctum ( matha) of guru for personal gain (guru-gṛha-bhogī) engage in the mere theatrical performance of arcana, thereby embracing inauspiciousness. Residing in the guru-gṛha while remaining immersed in non-spiritual engagements, their grand displays of arcana, driven by the desire for wealth (kañcana), women(kāminī), and prestige (pratiṣṭhā), are nothing but extensions of the same attachment found in worldly householders, who remain ensnared in the bonds of spouse, children, and possessions.
When one establishes the śrī-vigraha yet selfishly indulges in the very paraphernalia meant for divine service, the deity—whose presence was once invoked through sacred consecration (prāṇa-pratiṣṭhā)—withdraws from such a polluted environment. For such mere pretentious actors who perfrom arcana, they see vigraha to be nothing more than an inert, mundane idol, a lifeless form composed of eight metals (aṣṭa-dhātu), devoid of transcendental presence.