New Delhi . Prime Minister Narendra Modi will participate in the chanting of Omkar Mantra and also witness a drone show at the Somnath Temple in Gujarat on Saturday evening. Sources said the Prime Minister will participate in a Shaurya Yatra, a ceremonial procession organised to commemorate the warriors who laid down their lives while protecting the temple. The Shaurya Yatra will feature a symbolic procession of 108 horses as a symbol of valour and sacrifice. The Omkar Mantra is to be chanted for 72 hours.