More than 97 people have died. The Home Minister, who also spoke to Railways Minister Suresh Prabhu on Sunday morning, has instructed NDRF chief OP Singh to provide all assistance to the Railways and the Uttar Pradesh government in relief and rescue operations.
Officials said more than 150 people are injured in the accident, which happened at around 3 am, when passengers were deep in sleep.
Three NDRF teams have been rushed from Varanasi and Lucknow to the site of the accident to help with rescue operations. There are 45 personnel in each team.
Teams of doctors too are at the spot. All hospitals in the area have been alerted and 30 ambulances were deployed to transport the injured. Hundreds of policemen are also present.
Prime Minister Narendra Modi tweeted that he is "anguished beyond words."
Suresh Prabhu has ordered an investigation into the accident.
Prayers with those injured in the tragic train accident. I've spoken to @sureshpprabhu, who is personally monitoring the situation closely.— Narendra Modi (@narendramodi) November 20, 2016
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- with inputs from PTI