India strongly hit back at Pakistan yesterday after it raised the Kashmir issue in the UN Security Council, asserting that a country that hosted slain al-Qaeda leader Osama bin Laden and attacked a neighbouring Parliament does not have the credentials to "sermonize" in the power UN organ. External Affairs Minister S Jaishankar said the credibility of the UN depends on its effective response to the key challenges of our times, be it pandemics, climate change, conflicts or terrorism.