Kural - 106

Kindness of men of stainless soul remember evermore
Forsake thou never friends who were thy stay in sorrow sore

Explanation
Forsake not the friendship of those who have been your staff in adversity Forget not be benevolence of the blameless.

Tamil Transliteration
Maravarka Maasatraar Kenmai Thuravarka
Thunpaththul Thuppaayaar Natpu.