According to police, the blast occurred near Nawarkhel Mor, within the jurisdiction of Lakki City police station, as the bus was en route from Begokhel to the cement factory.

The explosion caused significant damage to the vehicle.

One person was killed instantly, while seven others were injured.

The injured were immediately taken to the City Hospital, where several are reported to be in serious condition.

Police said investigations are underway from multiple angles to determine the nature of the blast and identify those responsible.