 He was succeeded by his brother Udayaditya Singha (Sunyatphaa, 1670-1672)
Although the negotiations with the Mughals continued, but Ram Singha suspecting the sincerity of the Barphukan returned to attack.Udayaditya renewed the war and ordered the Barphukan to march with 20,000 men from Samdhara to Saraighat.The Ahoms were successful on land but their navy was forced to retreat.