Iranian FM also met Prime Minister Tammam Salam and Speaker Nabih Berri and Defense Minister Samir Moqbel.
Zarif will leave Lebanon to Syria.
Iranian top diplomat`s travel to Syria happens after Iran announced last week that it is preparing to submit a 4-stage plan to the United Nations to bring peace to Syria war after 4-year bloodshed conflicts, which left 250,000 death and 4 million refugees.
Two weeks ago, Zarif visited Kuwait, Qatar and Iraq.
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