But he added the toll could rise. "We express our deepest sympathies and heartfelt condolences to the families and friends of those who have lost their lives and pray to Almighty Allah for early recovery of the injured", said a statement issued by the Foreign Office.
- An Afghan official says that at least two border policemen have been killed after an attack by a group of suicide bombers in the southern province of Kandahar.
The Taliban denied involvement in the blast, and so far no group has claimed responsibility for the attack, which happened at 2:20pm local time.
TRT World's Bilal Sarwary has more.
Explosion at Mosque in Afghanistan Kills 12, Injures 34
Voter registration centres have been set up across Afghanistan ahead of the long-delayed parliamentary and district council elections in October.
Earlier this month, bombings at voter registration centres in Kabul and in Baghlan province killed at least 63 people and wounded more than 100. Afghan security forces have struggled to combat the groups since the U.S. and North Atlantic Treaty Organisation concluded their combat mission at the end of 2014, switching to a counterterrorism and support role. Police spokesman Karim Yuresh said another civilian was wounded in Sunday's attack, in an area where both the Taliban and Daesh are active.
And a vehicle bomb killed two people and wounded another three in the eastern Paktia province in an attack claimed by the Taliban.More news: Shirtless Donald Glover debuts intense 'This Is America' song, video on 'SNL'
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