Two Saudi nationals were injured in the bombings in Boston but neither is accused of involvement even though one was initially put under armed guard at a hospital, the embassy said Tuesday.

The Saudi embassy in Washington said that two of its nationals, one man and one woman, were wounded in Monday's blasts. Police earlier said that the 20-year-old man was being guarded but was not under detention.

Saudi Arabia, the Gulf Cooperation Council and the Organization of Islamic Cooperation all condemned on Tuesday the twin bombings at the Boston Marathon, calling them an act of terrorism.

Three people were killed and more than 170 wounded in the bombings in the worst attack in the United States since the September 11, 2001 atrocities.

A Saudi diplomat held hostage by al-Qaida in Yemen for more than a year has urged the kingdom to secure his release, in a new video published by the extremist network's media arm.

Abdullah al-Khalidi, Saudi's deputy consul in the southern port of Aden, was dressed in a traditional black outfit and appeared to be in good health in the 19-minute video interview by al-Malahem Media, apparently produced between February and March.

Caretaker Energy Minister Jebran Bassil held talks with Saudi Ambassador Ali Awadh Asiri on Tuesday, a move seen as a rapprochement between the March 8 alliance and Riyadh.

An Nahar newspaper said Bassil, who is a leading member of the Free Patriotic Movement that is allied with Hizbullah, had requested to meet with Asiri.

Saudi authorities on Sunday beheaded a citizen in the western city of Medina after he was convicted of shooting dead another man, the interior ministry said.

Sultan bin Rashid al-Mutairi had been found guilty of using a machinegun to kill Mused bin Nayer al-Mutairi after a dispute between the pair, the ministry said in a statement carried by the official SPA news agency.

Saudi authorities executed on Friday a Pakistani man convicted of rape and murder, in the northwestern town of Tabuk, the interior ministry said.

Amjad Ali Kol was convicted of raping and strangling a woman, before stealing her money, the ministry said in a statement carried on official news agency SPA.

Saudi Arabian Ambassador to Lebanon Ali Awadh Asiri revealed on Thursday that his country wishes a dialogue would take place between al-Mustaqbal Movement and Hizbullah, noting that Prime Minister-designate Tammam Salam is “the man of the period”.

"Communication and constructive dialogue between both parties is very important,” Asiri explained in an interview with al-Manar television.

Abdel Qayum had to borrow money back home in India to buy a Saudi labor visa, but with new curbs on foreigners in the kingdom the construction worker could be deported even before paying off his debt.

"I paid an equivalent of $4,000 in India to get a work visa in Saudi Arabia," said the shabbily-dressed bearded man who earns less than $600 a month in Riyadh where he has been working for two and a half years.

Saudi Arabia beheaded one of its citizens Wednesday in the eastern province of Qatif after he was convicted of murdering a fellow Saudi, the interior ministry said.

Ali al-Saeedi shot dead Ali Abdelhay during a dispute, said the statement published by the official SPA news agency.

Al-Qaida in the Arabian Peninsula has posted online an audio message from its second-in-command, Saeed al-Shehri, whose death was announced by Yemen in January, a monitoring group reported Wednesday.

The 14-minute audio produced by AQAP's media arm Al-Malahem Foundation is accompanied by what the U.S.-based SITE Monitoring Service said was a new photograph of the Saudi militant.