Security forces said on Friday that the men were from the Lebanese city of Tripoli and had entered Syria to help militants fighting against the Syrian government.
Syrian troops also killed two militant leaders in the Damascus suburb of Hijjera. The two were identified as Abdul-aziz al-Buhturi, head of an armed group, and Abu Steif Rahmoun.
Meanwhile, new footage posted on the Internet shows militants shooting 10 unarmed prisoners to death. According to details in the video, the militants were members of a radical group linked to al-Qaeda, and the incident occurred in in Ras al-Ain, a town on the border with Turkey.
Syria has been experiencing unrest since March 2011. Many people, including large numbers of army and security personnel, have been killed in the turmoil.
The Syrian government says the chaos is being orchestrated from outside the country, and there are reports that a very large number of the militants operating in the country are foreign nationals.
On Tuesday, Syrian newspaper Al Watan published the names of 142 foreign militants from 18 countries who were killed while fighting against Syria’s government. Almost 50 of those named were Saudi nationals.
According to the daily, the militants had entered Syria via Turkey and Lebanon and were mostly extremists belonging to al-Qaeda or had joined the terrorist group after arriving in the country.
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