In 1378 he married Prince Trần Húc, a Vietnamese royal captive, to his daughter and put the prince in charge of the Cham army advance into Nghe An. Dai Viet court, due to lacking of a central control over manpower and resources, unable to reassert power in the south, where Po Binasuor recruited Vietnamese men from southern regions for his army.
In 1378, he married Prince Trần Húc, a Vietnamese royal captive, to his daughter and gave him command of the Cham army's advance into Nghe An. The Dai Viet court was unable to regain control in the south due to a lack of central control over manpower and resources, leading Po Binasuor to recruit Vietnamese men from southern regions for his army.