Army says about 60 rockets fired from Lebanon into Israel: AFP

About 60 rockets were fired from Lebanon into Israel on Friday, AFP reported, quoting a statement from the army.

Meanwhile, Israel said it pounded , just hours after the group's leader vowed retribution for that targeted its communication devices, killing 37 people and wounding thousands.

Hezbollah blamed Israel for the explosion of thousands of its and radios in attacks that spanned two days this week. Israel has yet to comment on the attacks.

Speaking for the first time since the deadly device sabotage, Hezbollah leader Hassan Nasrallah vowed on Thursday that .

The device blasts and Thursday's barrage of air strikes came after Israel announced it was shifting its war objectives to its northern border with Lebanon where it has been trading fire with Hezbollah.