Kural - 731

Where spreads fertility unfailing, where resides a band,
Of virtuous men, and those of ample wealth, call that a 'land'

Explanation
A kingdom is that in which (those who carry on) a complete cultivation, virtuous persons, and.

Tamil Transliteration
Thallaa Vilaiyulum Thakkaarum Thaazhvilaach
Chelvarum Servadhu Naatu.