Saudi Arabia on Tuesday beheaded a Pakistani convicted of drug trafficking and one of its own citizens for murder, the interior ministry said.

Saudi Bandar Khalaf al-Enzi was found guilty of strangling a man to death during a dispute, the ministry said in a statement carried by SPA state news agency.

Former President Michel Suleiman called on the international community on Tuesday to support the Lebanese government and army in the fight against terrorism.

“Further facilities should be offered and establish an air bridge to deliver the technology and the equipment necessary for assisting the army,” Suleiman said in a televised speech.

Iran's President Hassan Rouhani welcomed Iraqi Prime Minister Haidar al-Abadi's new government on Wednesday, saying he hoped it would help turn the tide against Islamic State jihadists.

U.S. Secretary of State John Kerry will meet Arab foreign ministers in Saudi Arabia on Wednesday as he bids for a broad coalition against the Islamic State, a senior Egyptian foreign ministry official said.

The talks in the Saudi port city of Jeddah, which will continue into Thursday, will be attended by ministers from Egypt, Jordan and the six Gulf Arab states as well as Iraq, the official told Agence France Presse.

A Lebanese military delegation recently arrived in Washington to discuss with senior officials security and intelligence coordination between the two countries.

Al-Joumhouria newspaper reported on Tuesday that the delegation arrived in the U.S. last week and kicked off its meeting with senior security meetings on Monday.

Islamic State fighters appear to be using captured U.S. military issue arms and weapons supplied to moderate rebels in Syria by Saudi Arabia, according to a report published on Monday.

The study by the London-based small-arms research organization Conflict Armament Research documented weapons seized by Kurdish forces from militants in Iraq and Syria over a 10-day period in July.

A second causeway linking Bahrain with Saudi Arabia and providing a route for a regional railway network being built by Gulf monarchies will cost about $5 billion, a minister said.

"The cost of the causeway will be roughly $5 billion (3.9 billion euros)," Bahrain's Transport Minister Kamal bin Ahmed told Agence France Presse on the sidelines of a two-day business conference, adding that it will be "part of the Gulf Cooperation Council (GCC) railway network."

The Lebanese army detained three Lebanese national and three Syrians in a pickup truck in the Ras Baalbek region in the eastern Bekaa and seized in their possession illegal material.

“An army unit arrested at 3:00 pm on Sunday three Lebanese nationals and three Syrians and seized in their possession 109 detonators, reels, igniters and fuses, in addition to six bags containing chemical substance,” the army said in a communique issued overnight Monday.

Lebanon received an invitation to attend a conference hosted by Saudi Arabia to discuss the pressing regional developments, including the growing threats by takfiris in the Arab world.

According to An Nahar newspaper published on Monday, the meeting follows a NATO summit, which was held on Friday in Wales, and will focus on ways to safeguard the country from extremism.

Saudi Arabia's top cleric has urged Muslims to confront the "oppressive" Islamic State jihadist group if it fights Muslims after seizing swathes of Iraq and Syria, media reports said Sunday.

"This group is aggressive and oppressive. It sheds blood," Al-Eqtisadiah daily quoted Grand Mufti Sheikh Abdul Aziz al-Sheikh as saying.