The U.S. official overseeing contacts to secure a ceasefire between Israel and the Iran-backed Hezbollah in Lebanon is due to visit Beirut on Tuesday, sources in Lebanon said on Monday, with Beirut expected give its response to a U.

United States envoy Amos Hochstein is due to visit the Lebanese capital Beirut “imminently” after Lebanon responded “positively” to a US-backed proposal to stop the Israel-Hezbollah war, Lebanese Prime Minister Najib Mikati said on Monday.

Lebanon and Hezbollah have agreed to a U.S. proposal for a ceasefire with Israel with some comments on the content, a top Lebanese official told Reuters on Monday, describing the effort as the most serious yet to end to the fighting.