SINGAPORE - The police are investigating a video of a boys' fight that has gone viral on social media.

A police spokesman confirmed on Friday (Nov 11) that a report was lodged on the incident.

It is understood that a police report was lodged on Sunday (Nov 6) but no one has been arrested to date.

Police said that that it has identified the youths involved in the video and they are currently being investigated by the police.

"The police takes a stern view of lawless and violent public behaviour which could threaten the sense of safety and security in the community," a spokesman said. "Any person who resorts to violence and riotous behaviour will be dealt with severely, in accordance with the law."

Facebook user Bhai Hafiz Angullia posted a video on Thursday night (Nov 10) of a group of boys raining blows and punches on another boy in a stairwell.

The boy being punched and kicked is seen cowering and does not retaliate.

The video, in a post entitled "Say no to bullies!!" has been shared more than 28,000 times. The post got 775,000 views and also attracted more than 3,000 comments as of 11am on Friday. Many netizens expressed shock and outrage at the boys' violent behaviour.

One of the boys in the video was wearing a white Saints singlet, although it is unclear if he is from St Andrew's Secondary School.

When contacted, the school confirmed that the incident took place on Saturday (Nov 5) and some of the school's students were involved.

"We take all incidents of fighting seriously, and will continue to educate our students on anger management and appropriate behaviour," said Mrs Lucy Toh, principal of St Andrew's Secondary School.

She added that the school is working with the police in its investigation and, as a result, was not able to comment further.

In response to media queries, the Ministry of Education said that it was aware of the incident, but could not comment further as the case is under police investigation.