The spokesperson of the Lebanese militant group Hezbollah, Mohammed Afif, was reportedly killed in an Israeli strike on Beirut on Sunday.

Israeli troops are understood to have made their deepest incursion into southern Lebanese territory since the recent offensive began on October 1, as the militant group Hezbollah considered its response to a fresh ceasefire proposal.

Lebanon's caretaker Prime Minister Najib Mikati has appeared to encourage Tehran to convince Hezbollah, which it supports, to agree to a deal that could require the militant group to withdraw from the Israel-Lebanon border.

Fresh Israeli strikes hit Beirut’s southern suburbs Saturday. Lebanon is expected to respond to a U.S.-backed ceasefire proposal soon.

Hezbollah is considering a US-Israeli ceasefire proposal, sources told CNN, as diplomatic efforts to end the conflict between Israel and the Lebanese militant group intensify.

Lebanon is considering a U.S.-backed cease-fire plan while Israel launched new strikes in the area south of Beirut. Senior Lebanon officials are reviewing the proposal and it is based on the U.N. Security Council resolution 1701,

Lebanon's caretaker prime minister on Friday asked Iran to help secure a cease-fire in the war between Israel and Hezbollah and appeared to urge it to convince the militant group to agree to a deal that could require it to pull back from the Israel-Lebanon border.