குறள் 456
மனந்தூயார்க் கெச்சம்நன் றாகும் இனந்தூயார்க்கு
இல்லைநன் றாகா வினை.

Stanza 456
The pure-hearted will leave a pure progeny
And bad deeds never spring from good fellowship.

Meaning:
To the pure-minded there will be a good posterity; by those who associates are pure, no deeds will be done that are not good.

Transliteration
Manandhooyaark Kechchamnan Raakum Inandhooyaarkku
Illainan Raakaa Vinai