Kural - 356

Who learn, and here the knowledge of the true obtain,
Shall find the path that hither cometh not again

Explanation
They, who in this birth have learned to know the True Being, enter the road which returns not into this world.

Tamil Transliteration
Katreentu Meypporul Kantaar Thalaippatuvar
Matreentu Vaaraa Neri.