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.

Hezbollah chief Hassan Nasrallah, widely regarded as the ‘most powerful man’ in Lebanon issued a stern warning to Israel on Thursday, following attacks on the group's communication devices, including pagers,

Israel has responded to Hezbollah’s fire with strikes in southern Lebanon, and has struck senior figures from the group in the capital Beirut. The exchanges have killed hundreds in Lebanon and dozens in Israel and forced the evacuation of tens of thousands of residents on each side of the border.

Hassan Nasrallah refused to say when or how Hezbollah would take revenge. As he spoke, Israeli fighter jets swooped low over Beirut.

Hezbollah leader vows to attack Israel until Gaza war ends, says country's northern 'settlers' won't be able to return home until then; IAF jets fly low over Beirut during speech

Backed by Iran and hated by Israel, Hezbollah chief Hassan Nasrallah is Lebanon's most powerful man.Hezbollah is the only group that refused to give up its weapons after Lebanon's 15-year civil war ended in 1990,

Hezbollah leader Hassan Nasrallah said that the "Israeli enemy” had “crossed over all the red lines” and targeted many of the pages in Lebanon earlier this week.

Hezbollah was in disarray on Thursday after a second wave of deadly explosions swept through its strongholds across Lebanon, putting pressure on its leader to exact revenge for the operation it blames on Israel.