India, April 28 -- Prime Minister Narendra Modi on Monday said he underwent a "spiritual experience" while campaigning in West Bengal for more than a month for the two--phase assembly elections and described his roadshows and rallies as a "pilgrimage."

In an audio message and open letter to the people of West Bengal on the final day of campaigning for the second and last phase of the state polls, Modi expressed gratitude to the residents and exuded confidence that the Bharatiya Janata Party (BJP) will form the next government, saying he will "celebrate the oath-taking ceremony together with the people".

"Despite addressing so many rallies amid the intense heat, I did not feel even the slightest fatigue during this election campaign in W...