Modi said it was government's responsibility to "live for the poor".
Seeking the opposition's support in the government's endeavours, he said: "We want to take you along, and if needed, we would also seek your guidance."
Modi, who took oath as prime minister May 26 at the head of a NDA government, said the government would "leave no stone unturned to fulfill" the promises made by it.
In his speeches in both houses, where he spoke forcefully and was heard with rapt attention by members, Modi said there was need to take bold decisions and also make small innovative changes at every level for the country to realise its potential. He spoke of working in spirit of cooperative federalism and said MPs were custodians of the hope and aspirations of millions of Indians.
He said the condition of Muslims has remained unchanged, alluding to the fact that nothing much has been done for them despite all the talk by previous governments.
"A body is not healthy, if any of its part is not healthy," he said with specific reference to the community for the first time.