Kural - 325

Of those who 'being' dread, and all renounce, the chief are they,
Who dreading crime of slaughter, study nought to slay

Explanation
Of all those who, fearing the permanence of earthly births, have abandoned desire, he is the chief who, fearing (the guilt of) murder, considers how he may avoid the destruction of life.

Tamil Transliteration
Nilaianji Neeththaarul Ellaam Kolaianjik
Kollaamai Soozhvaan Thalai.