It is known that Dhritarashtra and Pandu are the sons of one and their paternal kingdom must be shared by them equally-there is no doubt about it.
धृतराष्ट्रश्च पाण्डुश्च सुतावेकस्य विश्रुतौ। तयोः समानं द्रविणं पैतृकं नात्र संशयः॥