[1] His youngest son Mokal Singh by his wife Hansa Bai of Marwar became the fourth Rana in the year 1421.

His eldest son Chunda took oath to safeguard his motherland against all external powers who were trying to overpower their kingdom in exchange of his father's marriage to his fiance Hans Deiji the Rathore Rajput princess of Marwar.After having some misunderstanding with queen mother Hans Deiji and Rao Ranmal (brother of queen mother) Yuvraj Chunda left his kingdom's capital abode Chittorgarh Fort and went to Begu near Chittorgarh and settled there .The progeny of Chunda are known as Chundawat Sisodias the first and the chief most sub-clan of the Sisodia house of Mewar Rana Lakha Singh was one of the most successful Maharana's.

He extended his dominions[2] by the subjugation of Marwar and the destruction of its chief stronghold, Berahtgarh, on the ruins of which he founded Badnore.

With the revenues thus augmented he rebuilt the palaces and temples destroyed by Alauddin Khilji, excavated reservoirs and lakes, raised immense ramparts to dam their waters, and constructed a number of forts.

He conquered the Sankhla Rajputs of Shekhawati (Nagarchal territory) and like his father, he defeated the imperial army of Delhi led by Sultan Firoz Shah Tughlaq at Badnor.