Foreign Office (FO) on Wednesday confirmed that Two mortar shells on Wednesday fired into Pakistan territory from Afghanistan.
In a statement, FO spokesperson Aisha Farooqui said that no casualties were reported so far.
The Torkham border gate was closed for security concerns following the incident, she told.
“The matter is being coordinated with Afghan authorities,” she said.
Prime Minister Imran Khan had last year decided to keep the Torkham border crossing open for 24 hours in order to facilitate trade between Afghanistan and Pakistan.