The March 14 forces are weighing the possibility of withdrawing Lebanon’s Ambassador to Syria, Michel Khoury, in light of the Arab League’s decision to suspend Syria’s membership at the organization, reported the daily An Nahar on Sunday.

A prominent March 14 source told the daily that the forces are also mulling the possibility of suggesting the expulsion of the Syrian Ambassador to Lebanon, Ali Abdul Karim Ali.

The United States has warned Lebanon against incurring negative consequences of the developments in Syria, especially regarding the Syrian refugees who have fled to Lebanon, reported the Kuwaiti al-Anbaa newspaper on Sunday.

Diplomatic sources explained that Lebanon should not hand over the refugees to Syria.

President Michel Suleiman stressed on Sunday that Lebanon did not oppose the decisions of the Arab League, saying that it refuses the isolation of any country.

He said: “I call on Syrian President Bashar Assad to implement the Arab League initiative.”

Saudi Arabia on Sunday condemned an attack by angry protesters on its embassy in Damascus, blaming the Syrian government for a security lapse, the Saudi state news agency reported.

"The Syrian forces did not carry out the necessary measures to stop" the demonstrators, a foreign ministry official was quoted as saying by SPA news agency.

Russian Orthodox Church leader Patriarch Kirill on Saturday started a peacemaking bid to unrest-swept Syria for talks with President Bashar Assad and other leaders, officials said.

"I am deeply convinced that all the problems can be solved peacefully and through dialogue," Kirill told journalists at Damascus airport, the Russian news agencies RIA Novosti and Interfax reported.

Former Prime Minister Saad Hariri said on Saturday that he is ashamed of the Lebanese government position at the Arab League meeting, noting that the decision taken by the Arab foreign ministers will not affect Lebanon’s security.

“I am ashamed as a Lebanese of the government’s position in the Arab league and I ask the Syrian people not to consider this as the will of the Lebanese,” Hariri said on Twitter fielding questions from his supporters.

U.S. President Barack Obama on Saturday praised the "leadership" of the Arab League after the grouping suspended Syria in a move that deepened the Damascus government's isolation.

The League said the suspension will remain in place until President Bashar Assad implements an Arab deal to end violence against protesters, and called for sanctions and transition talks with the opposition.

Lebanon voted on Saturday against a decision taken by the Arab foreign ministers to suspend Syria’s membership in the Arab League.

18 countries agreed to the decision, while Lebanon, Yemen and Syria voted against it and Iraq abstained.

At least 13 people were killed in northwest Syria on Saturday, mostly security personnel, as activists reported clashes and military operations following the defection of dozens of soldiers.

Two civilians were killed in the restive central city of Homs.

A week of deadly violence in the central Syrian city of Homs piled pressure on Arab foreign ministers gathering for an emergency meeting in Cairo Saturday to take action against Damascus for failing to honor an Arab League peace deal.

President Bashar Assad's regime agreed on November 2 to an Arab roadmap which called for the release of detainees, the withdrawal of the army from urban areas and free movement for observers and the media, as well as negotiations with the opposition.