He returned to his capital to witness the death of his queen who succumbed to grief owing to the loss of her sons. Karṅa Sen, who was now old, went to Gauḍa under these overwhelming bereavements, with a view to meet the monarch and acquaint him with the dire loss that had befallen him in his expedition. The Emperor of Gauḍa was naturally moved, to hear the sad tale, and tried to think how best he could soothe his friend in the despair thus brought upon him by his fidelity to the throne of Gauḍa. The Emperor had a sister-in-law, a young maiden of remarkable beauty. He asked Karṅa Sen to marry her. Karṅa Sen, as we have said, 'was already declined in the vale of years'; but he obeyed the royal command, and married the beautiful maiden, whose name was Rañjāvatī. Lāu Sen, the hero of Dharmamangal, was born to this married couple. It is said that his mother Rañjāvatī went through various ordeals and superhuman sacrifices in order to propitiate Dharma, one of these being self-destruction at the stake, when she was to be restored to life by the mercy of the god, who was pleased to grant her the boon of a son.
With the help of Lāu Sen, the Emperor of Gauḍa succeeded in putting down Karpurdhala King of Kāmrup (Assam) who had rebelled against him. He also sent Lāu Sen to punish King Haripāl who had refused the old Emperor's proposals to marry his young and beautiful daughter Kāneḍa. A battle ensued, in which the army was led to the field by the lovely princess herself. The encounter between her and our hero was sharp and animated, but she could not long withstand the superior skill and heroism of Lāu Sen,