Lebanese armed group Hezbollah confirmed its media relations chief Mohammad Afif was killed by an Israeli strike.

The latest in a series of targeted killings of senior Hezbollah officials came as Lebanese officials were considering a United States-led cease-fire proposal.

Schools in Beirut were closed on Monday after Israeli strikes on the Lebanese capital killed six people including Hezbollah's spokesman, the latest in a string of top militant targets slain in the war.

The Hezbollah militant group has a strong presence in central Beirut, known as the Dahiyeh, and the strikes came as Lebanese officials are considering a U.S.-brokered cease-fire proposal.

An Israeli strike on a building in central Beirut on Sunday killed Hezbollah's media relations chief Mohammad Afif, two Lebanese security sources told Reuters, though there was no immediate confirmation from Hezbollah.

The Israeli military launched a wave of attacks on the city centre of the Lebanese capital Beirut on Sunday, as dozens more Palestinians were reported killed in strikes in the Gaza Strip. The state news agency NNA reported an Israeli attack near the famous Mar Elias shopping street.

The spokesperson of the Lebanese militant group Hezbollah, Mohammed Afif, was killed in an Israeli strike on Beirut on Sunday. The death of Afif, who was for years an adviser to the late Hezbollah chief Hassan Nasrallah and had been responsible for the group’s media relations since 2014,

The main spokesman for Lebanon’s Hezbollah militant group has been killed in the first Israeli air strike on central Beirut in more than a month, an official with the group said. Israeli strikes in the Gaza Strip had earlier killed 12 people,