The death toll from the Kohat Police Lines attack has risen to 22, including 16 police personnel, while six terrorists have been killed after explosions and an exchange of fire at a mosque during Friday prayers, officials said.
Kohat Hospital Medical Superintendent Dr Tahir Shah confirmed that 103 people were injured in the attack, including 73 police personnel and 30 civilians.
He added that 34 injured people remained under treatment, while four critically injured patients had been shifted to hospitals in Peshawar.
The dead also included six civilians, among them Dr Israel Khan Orakzai, chief district specialist at Liaquat Memorial Hospital, according to Dr Shah.
Khyber Pakhtunkhwa Inspector General (IG) of Police Zulfiqar Hamid said an explosives-laden vehicle rammed into the gate of the old Police Lines before exploding.
He added that another suicide blast occurred at the Special Branch building during an exchange of fire with terrorists.
The Central Police Office (CPO) reported that seven armed terrorists entered the Police Lines following the initial attack. Police and the Counter-Terrorism Department (CTD) killed six of them, including a suicide bomber and a sniper.
The explosions severely damaged the outer section of the mosque and caused a wall to collapse, rescue officials reported.
Authorities closed the Kohat-Hangu Road to traffic following the attack, while the District Headquarters Hospital declared an emergency.
President Asif Ali Zardari, Prime Minister (PM) Shehbaz Sharif and other political leaders condemned the attack and directed authorities to provide medical treatment to the injured.
International condemnation also followed, with Saudi Arabia, Russia, the United Kingdom, China, Qatar, Australia, Jordan, Kuwait, Poland, Palestine and the Organisation of Islamic Cooperation expressing condolences and condemning the bombing.