Shah Walliullah Dehelvi of sub-continent has worked on science of tafseer. His work was recognized by the scholars came after him. Two names in this context are very prominent: Moulana Abulala Maudadi and Moulana Amin Ahsan Islahi. Shah walliullah has devided the themes of Qur'an into five categories. Of these the most important is "ilm-ul-makhasma" meaning discussion, dialogue, argument and discourse. In this article the views of the above mentioned three scholars (on the topic under discussion) are compared. The paper argues that the same method as used by the Holy Quran can be adopted by us for the inter-faith dialogue.