A suicide bomber blew himself up at a court complex in northwest Pakistan Monday, killing at least eight people and injuring 21, police said.

The bomber attacked as lawyers and litigants were arriving during the morning rush hour in the town of Shabqadar.

“A suicide bomber blew up himself inside the court complex. So far eight people have been killed and 21 others are injured,” Fayaz Khan, a senior police official in the area, told AFP.

Sohail Khalid, district police chief in Charsadda district where Shabqadar is located, confirmed the suicide attack and said two of the dead were policemen.