भक्ताधिकारि-द्विजधर्म-योगिलक्षणवर्णनम् / Duties of Qualified Devotees and Marks of Yogins
अष्टाभ्यां च चतुर्दश्यां पौर्णमास्यां विशेषतः । एकादश्यां च विधिवदुपवासोममार्चनम्
aṣṭābhyāṃ ca caturdaśyāṃ paurṇamāsyāṃ viśeṣataḥ | ekādaśyāṃ ca vidhivadupavāsomamārcanam
ในวันขึ้น/แรม ๘ ค่ำ วัน ๑๔ ค่ำ และโดยเฉพาะวันเพ็ญ รวมทั้งวันเอกาทศีด้วย—พึงถืออุโบสถอดอาหารตามพิธี และบูชาอรจนาแด่เรา คือพระศิวะ ตามครรลอง
Lord Shiva
Tattva Level: pati
Shiva Form: Mahādeva
Significance: Observing upavāsa and Śiva-arcana on aṣṭamī, caturdaśī, paurṇimā and ekādaśī is presented as a rule-based means to purify karma and become fit for Śiva’s grace (anugraha).
Type: stotra
Offering: pushpa
It teaches that disciplined observances (vrata) like fasting on sacred tithis purify the pashu (bound soul) and turn the mind toward Pati (Śiva), making devotion steady and fit for grace.
The verse explicitly recommends arcanā (ritual worship) to Śiva—commonly performed as Liṅga-pūjā—showing Saguna worship as a valid, rule-based path that concentrates devotion and invites Śiva’s anugraha (grace).
Observe upavāsa (fasting/regulated abstinence) on Aṣṭamī, Caturdaśī, Paurṇimā, and Ekādaśī, and perform Śiva-arcana with mantra-japa (e.g., Pañcākṣarī “Om Namaḥ Śivāya”) as per proper vidhi.