Skanda Purana — Prabhasa Khanda, Shloka 33
पुलस्त्य उवाच । शुक्लपक्षे शुभे वारे नक्षत्रे दोषवर्जिते । श्रेष्ठचंद्रबले शांतिं गणेशस्य समाचरेत्
pulastya uvāca | śuklapakṣe śubhe vāre nakṣatre doṣavarjite | śreṣṭhacaṃdrabale śāṃtiṃ gaṇeśasya samācaret
プラスタヤは言った。「白分（明るい半月）の吉日、瑕なき宿（ナクシャトラ）のもと、月の力が最上となる時—ガネーシャのために、しかるべく鎮静の儀（シャーンティ）を修すべきである。」
Pulastya
Tirtha: Gaṇeśa-Śānti (Mahāvināyakī)
Listener: Yayāti
Scene: Sage Pulastya instructs with a pañcāṅga/astral chart; the bright Moon is shown strong in the sky; symbols of śukla-pakṣa, nakṣatra wheel, and Gaṇeśa altar indicate the planned śānti.
FAQs
Puranic dharma emphasizes not only devotion but also proper timing (muhūrta) for śānti rites to bear full fruit.
The rite is taught within the Arbuda Khaṇḍa’s Vināyaka framework, implying performance in connection with that sacred setting or its tradition.
Perform Gaṇeśa-śānti in śukla-pakṣa, on an auspicious weekday, under a doṣa-free nakṣatra, with strong Moon.