Shloka 1.47.16
दितेर्गर्भभङ्गो मरुत्प्रतिष्ठा च (Diti’s Severed Embryo and the स्थापना of the Maruts; Viśālā-nagara Lineage)
कुशाश्वस्य महातेजा सोमदत्त: प्रतापवान्।सोमदत्तस्य पुत्रस्तु काकुत्स्थ इति विश्रुत:।।।।
kuśāśvasya mahātejā somadattaḥ pratāpavān | somadattasya putras tu kākutstha iti viśrutaḥ ||
Kuśāśva’s son was Somadatta, radiant and mighty; and Somadatta’s son was famed by the name Kakutstha.
Brilliant and powerful Somadatta was Kusaswa's son. That Somadatta's son was Kakutstha is well-known.
Dharma is linked with tejas and pratāpa disciplined by rightful identity and duty—power gains legitimacy when embedded in a recognized, duty-bearing lineage.
The dynastic narration proceeds, naming successive kings and their renown as part of the regional history being taught to Rāma.
Tejas (inner radiance/energy) and pratāpa (effective power), implicitly meant to serve protection and righteous governance.