Four staff members were injured on Tuesday when a student attacked them with a knife in a school in the Norwegian capital Oslo, police said.
The student was arrested but the motive was not immediately clear, The Independent daily reported.
The four victims, all employees at Brynseng School, were taken to hospital with minor injuries.
An Oslo Police official described the suspect as "very young". He said an investigation had been launched.
Ranjeev Singh and fellow security guard Mohammad Siddique were jailed for conspiracy to steal at Kingston Crown Court in south-west London on Wednesday.
Ahead of his India visit, US Secretary of State Rex Tillerson said on Wednesday that the US expects Pakistan to take decisive action against terrorist groups, and warned that countries that use terror as an instrument of policy will only see their international reputation diminished.
US President Donald Trump celebrated Diwali at the White House by lighting a diya amid a gathering of leading members of the Indian American community and said he greatly valued his relationship with Indian Prime Minister Narendra Modi.
A petition has been filed in the Sindh high court, seeking Durrani’s disqualification as he has “demotivated people from participating in the electoral process”.
India can help the US keep an eye on Pakistan as President Donald Trump has “taken tougher approach to Islamabad harbouring terrorists”, US Ambassador to the UN Nikki Haleyhas said.
The US Navy Seals were ready to mount an operation inside Pakistan, similar to the covert raid that killed Osama bin Laden, if it failed to act decisively on a US tip off to rescue a Canadian-American family abducted by the Haqqani network in 2012, according to a media report.