A five-year-old boy studying at a madrasa in northeast Delhi’s Dayalpur has died under mysterious circumstances, police said on Saturday.

There were blisters on the boy’s neck, abdomen and groin area, the police said.

According to the police, a call was received regarding the death of the boy in Brijpuri madrasa at 9.52 pm on Friday.

“At 6.30 pm on Friday, the boy’s mother was informed that her son was sick. She took him to a private hospital in Brijpuri, where doctors declared him dead,” a police officer said.