Kural - 246

Gain of true wealth oblivious they eschew,
Who 'grace' forsake, and graceless actions do

Explanation
(The wise) say that those who neglect kindness and practise cruelties, neglected virtue (in their former birth), and forgot (the sorrows which they must suffer.).

Tamil Transliteration
Porulneengip Pochchaandhaar Enpar Arulneengi
Allavai Seydhozhuku Vaar.