Kural - 886

If discord finds a place midst those who dwelt at one before,
'Tis ever hard to keep destruction from the door

Explanation
If hatred arises among (one's) own people, it will be hardly possible (for one) to escape death.

Tamil Transliteration
Ondraamai Ondriyaar Katpatin Egngnaandrum
Pondraamai Ondral Aridhu.