Brahmopadeśa: Adhipatitva-kathana, Dharma-lakṣaṇa, and Kṣetra–Kṣetrajña Viveka
Book 14, Chapter 43
राज्ञां हि विषये येषां साधव: परिरक्षिता: । तेडस्मिल्लोके प्रमोदन्ते सुखं प्रेत्य च भुज्जते
rājñāṃ hi viṣaye yeṣāṃ sādhavaḥ parirakṣitāḥ | te 'smin loke pramodante sukhaṃ pretya ca bhuñjate ||
For those kings in whose realm the righteous and virtuous are protected, such rulers rejoice in this very world; and after death as well, they enjoy happiness.
वायुदेव उवाच