A day later, a similar attack struck walkie-talkies. In total, the explosions killed at least 37 people and injured more than 3,000, many of them civilians. Israel is widely believed to be behind the blasts, although it has neither confirmed nor denied responsibility.

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

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