The two party National Government of Sri Lanka which came to office in 2015 lost its mandate to rule when the Sri Lanka Freedom Party (SLFP) of President Maithripala Sirisena withdrew from the Coalition.
No specific bribery allegations against Viyalendran were made, but the party condemned him for "being a part of this conspiracy".
The United Nations had led a chorus of worldwide voices demanding an early resumption of parliament to end the bitter power struggle between Wickremesinghe and Rajapakse.
Prior to that, the United People's Freedom Alliance (UPFA) had chose to withdraw from the national government with the United National Party (UNP).
In a national address on the following Sunday, Sirisena explained that he sacked Wickremesinghe mainly because of the alleged involvement of a Cabinet minister in a plot to assassinate him. Details of the alleged plot have not been disclosed and Wickremesinghe denies the accusation.
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Wickremesinghe has refused to accept the dismissal and has remained bunkered at the prime minister s official residence for the past week.
Wickremesinghe said in an interview with the AP that there is credible evidence that Rajapaksa's party is attempting to buy support in Parliament.
The minority Sri Lanka Muslim Congress party, which has seven lawmakers, said its members had also rejected offers to join the Sirisena-Rajapakse camp. Jayasuriya, in a meeting with political party legislators, said President Sirisena had in a telephone conversation informed him that parliament would convene on November 7 and a gazette notification would be issued either Friday or Saturday.
The president suspended parliament for 20 days until November 16 after sacking Wickremesinghe, in a move to put off a parliamentary vote that would have gone against his choice for prime minister. He was also critical of investigations into military personnel accused of human rights violations during Sri Lanka's long civil war, which ended in 2009.
TNA represents ethnic Tamils for whom the now-defeated Tamil Tiger rebels fought for an independent state.