The detained suspect was conducting target killings of the government employees in Kabul.
The Kabul Police Headquarters said in a statement that the detained Haqqani terrorist network member was operating from Dehsabz district of Kabul.
The statement further added that the security forces arrested the suspect during an operation on Saturday night.
He had earlier murdered an individual in Tarakhel Village on charges of working for the government.
The anti-government armed militants including Taliban have not commented in this regard so far.