The army announced in a statement released late on Monday that the man, identified as Mohammad Hussein Fakih, was captured in the village of Meiss Ej Jabal, situated some 78 kilometers (49 miles) south of the capital Beirut.
The statement added that Fakih had formerly collaborated with Israeli official. It was not immediately known whether the man was of Lebanese origin, Presstv Reported.
On September 25, Lebanon's Military Tribunal sentenced three Lebanese nationals to three years in prison with hard labor on charges of espionage on Hezbollah resistance movement for Mossad.
The tribunal, chaired by Brigadier General Hussein Abdallah, issued the verdicts against Hasan Salemeh, Karam Idris and Kamal Hasan on Tuesday after they were found guilty of providing the Israeli regime with intelligence about Hezbollah’s military arsenal and operations, and with photos of several strategic locations in Lebanon.
The court also stripped them of their rights as Lebanese citizens.
The three were arrested last October and charged with communicating information to Israel. They reportedly possessed Israeli wireless communication devices at the time of their arrest.
Two other defendants, identified as Lebanese nationals H.K. and N.Sh., were separately questioned on Tuesday after they allegedly contacted Israelis through Facebook.
On July 10, Lebanon's Military Tribunal sentenced seven Lebanese nationals in absentia to hard labor on charges of crossing into occupied Palestinian territories, working with Israeli officials and receiving permits to live there.