In an escalation of tensions between Afghanistan and Pakistan, Afghan and Pakistani border forces clashed in Spin Boldak district in southern Kandahar province on Friday morning, police officials said.

Kandahar police spokesman Zia Durani told TOLOnews that the clash started at around 4am on Friday morning when Pakistani border forces entered the Afghan territory.

According to him, the two sides agreed on a ceasefire after hours of clashes.

Two armored vehicles belonged to Pakistani forces were destroyed in the fighting, the spokesman said.

Meanwhile, Kandahar Police Chief Lieutenant Gen. Abdul Raziq said four border police forces were killed and 14 others were wounded in the clash along the Durand Line.

He said 23 civilians were also wounded in the fighting.

However, Pakistani officials have claimed that the Afghan forces attacked Pakistan’s border troops without any reason.

The Pakistani officials said that seven Pakistani border forces were killed and 27 others were wounded in the battle.

Spin Boldak is a border town and the headquarters of Spin Boldak district in the southern Kandahar province.

This comes after Lieutenant-General Naveed Mukhtar, head of Pakistan’s military intelligence - Inter Services Intelligence (ISI) – visited Kabul on Tuesday.

Neither Pakistani nor Afghan officials have yet commented on the details and objectives of the visit, however, Sardar Ayaz Sadiq, Pakistan's parliament speaker said the trip was aimed at improving Kabul-Islamabad relations and expanding political and military cooperation between the two countries.