Du'a is a book of supplications in Bengali language. It contains the virtues, conditions, etiquette, etc. of Du'a which have made it different from many other Du'a books. Moreover, the time, place, condition in which Du'a is accepted is also described. The mistakes that people make, what is the reason why Du'a is not accepted, the wisdom of being the late acceptance of Du'a, some specific D'ua and Zikr that have been highly prescribed