Thousands of jubilant people rallied in cities across Syria, including at a landmark mosque in the capital Damascus, to celebrate during the first Friday prayers since the ouster of president Bashar al-Assad.
Abu Mohammed al-Jolani, head of the Islamist group Hayat Tahrir al-Sham (HTS) which spearheaded the offensive, called on Syrians "to go to the streets to express their joy" on Friday to mark "the victory of the blessed revolution".
Interim prime minister Mohammed al-Bashir addressed a large congregation at Damascus's landmark Umayyad Mosque. Thousands flocked to the mosque, some raising the three-star Syrian independence flag.
While Israel's war on Gaza killed at least 40 Palestinians over a span on 24 hours in three attacks across the Strip.