Hezbollah's television channel reported that the group has received two US-backed ceasefire proposals with Israel and is discussing president Trump's plan.
Iran has accessed most of its underground bases after a ceasefire, suggesting that the intense US airstrike campaign may not have achieved its desired effect.
US media reported that Trump lost his temper with the Israeli prime minister during a phone call about Lebanon, demanding Tel Aviv accept a ceasefire with Hezbollah.
The US president announced that Israel and the armed group Hezbollah have agreed to cease hostilities, adding that negotiations with Iran are progressing rapidly.
Israel controls the Beaufort fortress in southern Lebanon, where it withdrew its troops in 2000, ending an 18-year military presence in the neighboring country.
Israel's prime minister announced that infantry units have crossed the Litani River in southern Lebanon, attacking strongholds controlled by Hezbollah.
Hezbollah released a video showing an fpv drone attack on the headquarters of Israel's 401st armored brigade in southern Lebanon, severely injuring the brigade commander.