He tried to unsuccessfully overthrow Raghuji Bhonsla's sway with the help of the Gond king of Chandrapur, Nilkanth Shah.
Raghunath Singh was the Diwan of Burhan Shah, and thus conspired to overthrow his rule in the traditional Gond territories.
With the help of Nilkanth Shah, the Gond ruler of Chandrapur, he rebelled in 1748 when Raghoji Bhonsle was busy with expeditions in Bengal.
[1][2] Raghuji in 1748, seeking respite from the Bengal campaign invaded Deogarh and killed Raghunath Singh.
This treaty rendered the king almost powerless, and when he rebelled against Raghoji, he was defeated with ease imprisoned him permanently in the Ballalpur fort.