"It is the duty of players to play the game. The referee is there to maintain fair play, not to help any one team to win," Oli said speaking in Nepali language.
In his written response to the Supreme Court, Oli said that it is not up to the judiciary to appoint a Prime Minister as it cannot undertake the legislative and the executive functions of the state.
The political stalemate comes at a time when the country is experiencing its worst COVID-19 surge with acute shortages of health facilities and oxygen for patients.
The former premiers have questioned President Bidya Devi's role in the row of the erstwhile Nepal Communist Party (NCP), My Republica newspaper reported.
Hundreds of supporters of the RPP started the protest march from Bhrikutimandap which converged into an assembly at Ratnapark open ground in the heart of Kathmandu.
Dozens of student activists carrying placards with anti-China slogans had staged a demonstration in front of the Chinese Embassy here to protest against Hou's interference in Nepal's internal affairs.