"We warmly welcome Our Distinguished Guests from BRICS countries. BRICS represent half of World population and constitute 22% of Worlds GDP. Could we be able to convince other members of BRICS about the State sponsored Terrorism of Pakistan?
"If China & Russia jointly put pressure on Pakistan to hand over the Handlers & Accused of Terror crimes in India Pak wont be able to say No," Singh said in a series of tweets
"Mr Modi would you be able to convince them with your Oratorial Skills ? I sincerely hope you would. Best wishes to you !," he said on twitter.
The summit, which is being attended by Russian President Vladimir Putin, his Chinese counterpart Xi Jinping and leaders of Brazil and South Africa, is likely to deliberate on a range of key issues including confronting threat of terror and boosting trade and investment.
India is also likely to reaffirm its concerns over growing Russia-Pakistan military ties when Prime Minister Modi holds talks with Russian President Putin during which the two sides will look at ramping up their "special and privileged partnership" by inking pacts in areas of defence and nuclear energy.