At least 13 people were killed in a suicide bombing outside the Kawsar-e Danish educational center in Afghanistan's capital city Kabul on Saturday, according to the country's health ministry.

Saeed Jami, a health ministry spokesperson, said 13 bodies were recovered and 30 injured people had been rushed to hospitals, adding that the number of casualties might rise.

A spokesperson for Taliban insurgents denied responsibility for the attack.

(With input from Reuters)