Kural - 415

Like staff in hand of him in slippery ground who strays
Are words from mouth of those who walk in righteous ways

Explanation
The words of the good are like a staff in a slippery place.

Tamil Transliteration
Izhukkal Utaiyuzhi Ootrukkol Atre
Ozhukka Mutaiyaarvaaich Chol.