Israeli artillery shelled Wednesday Kfarshouba and Wadi Hamoul in south Lebanon, while warplanes raided Aita al-Shaab, al-Khiam and al-Dhayra and a drone struck a power line in al-Taybeh.

Later on Wednesday, Hezbollah said it targeted buildings used by Israeli troops in the Metula settlement near the border in response to Israeli strikes on a number of buildings in the southern towns of Khiam and Kfarshouba.

Hezbollah launched Tuesday an array of suicide drones at an Israeli military base in Nahal Gershom in response to Monday’s strikes in the Bekaa.

The group later targeted the Berkat Risha and the Bayyad Blida posts in northern Israel.

Parliament Speaker and head of Hezbollah-allied Amal movement Nabih Berri is worried about a war conflagration, he told Russian state-controlled international news television RT.

"This month is crucial, we are in a sensitive and delicate stage," Berri told RT in an interview Monday, adding that the situation is "unsettling."

A “spiritual-national summit” was held Tuesday in Bkerki in the presence of the Vatican’s Secretary of State Cardinal Pietro Parolin, amid an apparent Shiite boycott over recent remarks by Maronite Patriarch Beshara al-Rahi.

The summit was attended by al-Rahi, Grand Mufti Sheikh Abdul Latif Daryan, Druze spiritual leader Sheikh Sami Abi al-Mona, Orthodox Armenian Catholicos Aram I, Catholic Armenian Patriarch Raphaël Bedros XXI, Islamic Alawite Council chief Sheikh Ali Qaddour, MP Pierre Bou Assi representing Lebanese Forces leader Samir Geagea, Free Patriotic Movement chief Jebran Bassil, Marada Movement leader Suleiman Franjieh, and MP Nadim Gemayel representing Kataeb Party chief Sami Gemayel.

Israeli artillery shelled Monday the southern town of al-Taybeh, targeting members of the Hezbollah-affiliated Islamic Health Committee, as they tried to extinguish a fire following an Israeli drone attack on the town.

The shelling injured a member of the Islamic Health Committee in the chest, the National News Agency said.

Tensions engulfed the Palestinian refugee camp of Ain el-Helweh in Sidon on Monday after a member of the Palestinian National Security Force was shot dead.

Annahar newspaper identified the slain member as Yassine Akl, saying he was killed in “the Ras al-Ahmar area that is controlled by Islamist militants.”

The Vatican's Secretary of State, Cardinal Pietro Parolin, kicked off a visit to Lebanon on Sunday, amid escalation on Lebanon’s southern front with Israel.

Parolin is scheduled to take part in a “broad spiritual and national meeting” in Bkerki that has been called for by Maronite Patriarch Beshara al-Rahi.

Former Progressive Socialist Party leader Walid Jumblat has dubbed reports that Hezbollah was storing weapons at Beirut airport as "shameful" and "dangerous".

In an interview, Jumblat accused the British daily The Telegraph of "promoting war".

The flow of U.S. arms to Israel is necessary in order to “defeat Hamas” and “deter” Hezbollah, Israeli Prime Minister Benjamin Netanyahu has said.

“Now this is crucial. It’s crucial for our common war aims to defeat Hamas and to prevent an escalation in Lebanon to a full-fledged war to have this supply,” Netanyahu told U.S. news portal Punchbowl News in an interview published Friday.

Hezbollah targeted Friday soldiers in the Ras al-Naqoura coastal post with an array of suicide drones in response to the Israeli strike on Deir Kifa.

The group later targeted four posts in the occupied Shebaa Farms and Kfarshouba Heights.