Shloka 4
Adhyaya 79 — The Vaivasvata Manvantara: Classes of Devas, the Seven Sages, and Manu’s Nine Sons
ऊर्जस्वी नाम चैवेन्द्रो महात्मा यज्ञभागभुक् ।
अतीतानागताः ये च वर्तन्ते साम्प्रतञ्च ये ॥
ūrjasvī nāma caivendro mahātmā yajña-bhāga-bhuk | atītānāgatā ye ca vartante sāmpratañ ca ye ||
而因陀罗（Indra）被称为乌尔迦斯维（Ūrjasvī）——大心之者，享受祭祀份额者。那些已过去的因陀罗、将来将出现的因陀罗，以及现今存在的因陀罗亦复如是——
FAQs
The office of Indra is tied to yajña (sacrificial reciprocity): cosmic prosperity is sustained by offering and lawful exchange, not by mere force.
Manvantara: naming the Indra of a specific age and describing the recurring pattern of Indras is a core manvantara feature.
Ūrjasvī (‘full of energy’) suggests that sovereignty is fundamentally ‘ojas/ūrjā’—vital power disciplined through yajña, i.e., through conscious offering rather than consumption.