Kural - 1008

When he whom no man loves exults in great prosperity,
'Tis as when fruits in midmost of the town some poisonous tree

Explanation
The wealth of him who is disliked (by all) is like the fruit-bearing of the etty tree in the midst of a town.

Tamil Transliteration
Nachchap Pataadhavan Selvam Natuvoorul
Nachchu Marampazhuth Thatru.