Replying to the debate on the Motion of Thanks to the President's address, Modi said there was a limit to the arrogance of the opposition party as it has put voters in the dock by questioning their verdict.
Police said whether the girl, belonging to the Dalit community, was raped or not will be clear only after the post-mortem examination.
The nation was going through "disturbing times", with the incumbent BJP government doing nothing to improve the economic and employment scenario, he claimed.
Mostly, elected representatives at municipal and panchayat levels faced the public ire in the districts of Birbhum, Coochbehar, Jalpaiguri, Burdwan, Malda, Purulia, Nadia, West Midnapore and Bankura.
During President Ram Nath Kovind's address to a joint sitting of both Houses of Parliament on Thursday, Gandhi was seen scrolling through his mobile phone, kicking up a row.
Asserting that his comments against state Congress leaders were the opinion of the party workers, he said he was in the Indian National Congress headed by Rahul Gandhi and "not in the Siddu (Siddaramaiah) Congress".
The decision was taken at a meeting of the party's top leaders in the Parliament after consultations with various other parties.
Sources said the meeting, chaired by Congress Parliamentary Party leader Sonia Gandhi and attended by Rahul Gandhi and former prime minister Manmohan Singh, discussed the strategy to be adopted by the party during the meeting called by the prime minister.