Kabul: A bomb exploded on Friday inside a mosque in west Kabul killing at least four people and wounding an unknown number of others, an Afghan government official said.
Interior Ministry spokesman Tariq Arian had no additional details about the explosion in Afghanistan's capital.
Violence has spiked in recent weeks in Afghanistan with most of the attacks claimed by the Islamic State group affiliate.
Earlier this month, an IS suicide bomber attacked a mosque in Kabul killing the prayer leader and wounding eight others.