बिसोर बेनो , जाय गोजाम आरो गेजेरमुगानि समाव केरेला आरो बायजो मुलुगनि फालांगियारि सोमोन्दोफोरखौ फोसावदोंमोन ।
It is they who fostered the trade relations between Kerala and the outside world in the ancient and medieval period .