The Hezbollah leader, Hassan Nasrallah, did not say how his group would respond to attacks on hand-held devices, which killed dozens when pagers and walkie-talkies exploded.

Amid fears of an expanding war in the Middle East following mass detonations of bombs surreptitiously planted in Hezbollah communication devices, Israel continued its assault of the Iran-backed militia overnight.

Days after the attacks on Hezbollah with exploding electronic devices across Lebanon, Israel has struck a suburb of Beirut.