Meantime, the Syrian army continued its military advances in other parts of Syria over the past 24 hours.
Tens of terrorists were killed and dozens more were injured during the Syrian army's operations in provinces across Syria.
Hama
The Syrian Army's artillery and missile units opened heavy fire at the positions and movements of Tahrir al-Sham Hay'at and other terrorists in Northern Hama on Sunday, destroying several rocket launchers.
The artillery and missile units pounded the strongholds of Tahrir al-Sham and its allies near the small towns of al-Sarminiyeh and al-Qarqour between Hama and Idlib provinces, destroying several positions equipped with missile platforms and rocket launchers.
Other artillery and missile units shelled heavily the positions of al-Turkistani Islamic Party in the village of al-Mashik in the Eastern strip of al-Ghaab Plain, damaging terrorists' rocket launchers and killing a number of militants.
Also, a number of Tahrir al-Sham's vehicles were damaged in the army's artillery fire North of Khirbet al-Naqous and also a position of Kata'eb al-Izzah was detonated in the artillery attack West of the town of al-Latamina.
Sweida
The Syrian Army men continued hunting the remaining pockets of ISIL in the Eastern deserts of Sweida on Sunday, imposing control over several key strongholds of the terrorists.
The army units stormed ISIL's strongholds in the Eastern deserts of Sweida and captured several positions that were used by the terrorist group to monitor and launch ambush operation against government forces.
In the meantime, other units of the army seized control of a large depot of arms, ammunition and logistical equipment of ISIL in their operation in Qasr Samsam in Toloul al-Safa.
Also, the army's artillery and missile units pounded ISIL's positions and movements in Toloul al-Safa, inflicting major casualties on the terrorists.
Earlier on Sunday, the army men engaged in fierce clashes with ISIL in Toloul al-Safa in the Eastern deserts of Sweida, and imposed control over several key points in the rocks.
In the meantime, the army's artillery and aircraft pounded ISIL's positions and movements in Toloul al-Safa, and destroyed several strongholds after inflicting heavy casualties on the terrorists.
Other units of the army managed to repelled ISIL's heavy offensive aimed at lifting the government forces' siege in the newly-freed Hatil Dam in Toloul al-Safa.
ISIL suffered heavy casualties in the failed attack.
Idlib
Two senior commanders of the National Liberation Front were killed by unidentified attackers in the Southern part of Idlib city, local sources said on Sunday.
The sources said that Abu Wasef and Abu Maria, two field commanders of the National Liberation Front, were killed by unknown attackers in the Southern part of Idlib city.
They further said that the bodies of the two commanders were discovered along a road connecting al-Mastouteh to Araiha.
A fresh wave of tension and insecurity has covered Idlib as the Syrian Army is preparing to kick off a large-scale operation in Northwestern Syria.
Local sources reported earlier on Sunday that at least five senior commanders of Tahrir al-Sham Hay'at were killed in a chain of blasts in the Northwestern province of Idlib.
According to Fars News Agancy, Ahmad Fo'ad Dayb, a commander of Tahrir al-Sham, was killed after a bomb, planted in his vehicle, went off in the town of Saraqib in Idlib.
In the meantime, local sources reported that four blasts in the towns of Samin, Salqin, Qah and al-Dana near the border with Turkey killed at least five commanders of Tahrir al-Sham.
Also, a number of terrorists were killed after a bomb-laden vehicle went off in Tahrir al-Sham's base near al-Ehsan Hospital in the Southern part of the town of Saraqib that is one of the most crucial strongholds of Tahrir al-Sham in Southeastern Idlib.
Hasaka
A number of the US-backed Syrian Democratic Forces (SDF) militias were killed or wounded in a fresh round of infighting in the Northeastern province of Hasaka on Sunday.
The SDF fighters, deployed at a checkpoint in the village of Tal Alou in al-Ya'arabiyeh region in Northwestern Hasaka exchanged fire with a patrolling unit in the region for unspecified reason.
Three members the SDF-affiliated Qowat al-Sanadid, including one of their commanders, were killed and several more were wounded in the clash.
In the meantime, heavy fighting is underway between the SDF and unknown raiders near the town of al-Shadadi in Southern Hasaka.
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