Congress workers have been chanting "Bol Bum" and "Har Har Mahadev" at rallies after party president Rahul Gandhi returned from his Kailash Mansarovar pilgrimage. The slogans are traditionally chanted in deference to Lord Shiva. Rahul has also been visiting temples during his campaign rallies in Rajasthan, Madhya Pradesh and Chhattisgarh. BJP workers chant "Har Har Modi" at the PM's rallies.