The Supreme Court on Friday deferred hearing on a plea of Delhi Chief Minister Atishi and AAP leader Arvind Kejriwal challenging the high court order refusing to quash a defamation case over their remarks on alleged deletion of names of 30 lakh voters belonging to some communities from electoral rolls. A bench of Justices Hrishikesh Roy and SVN Bhatti noted the submission of senior advocate Sonia Mathur, appearing for BJP leader Rajiv Babbar, that her caveat was not mentioned in the office report and she could not file response as the petition was served late evening on Thursday. The bench listed the matter for hearing on Monday. Senior advocate Abhishek Singhvi, appearing for Atishi and Kejriwal, said he can argue the matter on September 30. Both Atishi and Kejriwal has challenged the September 2 order of the Delhi High Court by which it had refused to quash the proceedings against them and other AAP leaders over their remarks about alleged deletion of names of voters, saying the