A suicide bomber targeted worshippers who had gathered at a mosque in north Afghanistan for prayers to mark Eid al-Adha, killing at least 41 people.
More than 50 people were wounded in the attack, which happened as people were leaving the mosque in Maymana, capital of Faryab province.
Senior provincial government officials were attending the prayers, but appeared to escape serious injury.
The victims were mainly civilians and police officers.
Source: BBC News