"Patience (on Pakistan) is growing very thin," Congressman Matt Salmon, Chairman of the Asia and Pacific subcommittee of the House Foreign Affairs Committee said.
Just cutting off the funding is not going to be enough, he said and sought for additional measures.
"Those who suggest giving aid to Pakistan need to give justification for using the tax payer's money," Congressman Brad Sherman, Ranking member of the subcommittee joined Salmon and other lawmakers for actions against Pakistan.
Two of the top al Qaeda leaders have been killed in Pakistan, he said.
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Keating that the US arms supply to Pakistan is unlikely to help it in the fight against terrorism, but would arm it to be used against India.
Meanwhile, former top diplomats and think tanks said it is time that US consider putting Pakistan on the list of state sponsor of terrorism.
"It is also clear that the Pakistani military and intelligence provide sanctuary and support to the Taliban," Khalilzad said and described in detail the duplicity of the Pakistani leadership.
"I believe we need to consider a different policy... One of increasing the cost of the policy of Pakistan," he said and called for additional drone attacks against terrorist groups.
"We also need to suspend all military and non-education assistance," he said in his testimony during the hearing titled 'Pakistan: Friend or Foe in the Fight Against Terrorism?'. It was jointly convened by the Subcommittee on Terrorism, Non-Proliferation and Trade and Subcommittee on Asia and the Pacific of the House Foreign Affairs Committee.