Varṇāśrama Saṁskāras, Upanayana Windows, Brahmacārin Ācāra, and Anadhyāya Prohibitions
गर्भैकादशमेऽब्दे तु राजन्यस्योपनायनम् । आद्वाविंशाब्दपर्यंतं कालमाहुर्विपश्चितः ॥ १२ ॥
garbhaikādaśame'bde tu rājanyasyopanāyanam | ādvāviṃśābdaparyaṃtaṃ kālamāhurvipaścitaḥ || 12 ||
ராஜன்யன் (க்ஷத்திரியன்) உபநயனம் கர்ப்பத்திலிருந்து எண்ணினால் பதினொன்றாம் ஆண்டில் விதிக்கப்பட்டது; அறிஞர்கள் இருபத்திரண்டாம் ஆண்டு வரை காலத்தை அனுமதிக்கின்றனர்।
Sanatkumara (teaching Narada in a dharma/saṃskāra context)
Vrata: none
Primary Rasa: shanta
Secondary Rasa: none
It frames upanayana as a dharmic threshold into disciplined Vedic learning, emphasizing that spiritual education should begin within a proper life-stage window defined by śāstra.
Indirectly: by establishing eligibility and timing for Vedic training, it supports the foundation—self-discipline, mantra practice, and right conduct—through which devotion and worship mature.
Kalpa/ritual procedure is implied: the verse gives a technical rule for the samskāra calendar (age computation from conception and the upper limit for performing upanayana).