Indian Prime Minister Narendra Modi took holy dips in sacred river waters in the northern city of Prayagraj on Wednesday as he joined millions of people at the Maha Kumbh Mela, a week after dozens died in a stampede at the event.

At least 17 people were killed and many more injured in a stampede at India's Maha Kumbh festival, the world's largest religious gathering, a doctor at a government hospital said, as tens of thousands of pilgrims rushed to dip in sacred river waters during the Hindu event.

More than seven people were killed and around 10 injured in a stampede at the Maha Kumbh Mela in northern India on Wednesday, said an official, as tens of millions gathered to take a holy dip on the most auspicious day of the six-week Hindu festival.

A tragic stampede at the Maha Kumbh festival in northern India has left several people dead and many others injured.

At least 17 people were killed and many more injured in a stampede at the Maha Kumbh festival in northern India early Wednesday, a doctor at a government hospital said.

It was not immediately clear what triggered the panic at the festival where devotees from across India had congregated to bathe at the confluence of the Ganges, the Yamuna and the mythical Saraswati rivers.

Several people are feared dead and many more injured as tens of thousands of Hindus rushed to take a holy bath in the river at the massive Maha Kumbh festival in India

Prime Minister Narendra Modi on Wednesday took a holy dip at the Triveni Sangam and said he felt "blessed to be at the Maha Kumbh" where he was "filled with a spirit of devotion"