Local media in Lebanon reported a major security incident in the Dahieh district, south of the capital Beirut, on Tuesday.
Preliminary unconfirmed reports say that dozens have been injured in Dahieh.
A communication device is said to have exploded in the Beirut suburb, injuring several members of Hezbollah.
Hezbollah's Al Manar has reported that wireless communication devices (Pagers) exploded, injuring their users in several Lebanese areas.
Al Jazeera has reported that the communication devices used by the Lebanese Resistance group have been hacked. As a result, a number of Hezbollah members have been injured after their pagers exploded.