At least 18 people have been killed in an Israeli air attack in Syria's Quneitra province.Assad al-Jolani, a representative of a Syrian opposition media center in Golan and Quneitra, told Anadolu Agency on Tuesday that an Israeli warplane bombed a governor's building and military stations leaving 18 people dead, including eight civilians and 10 Assad-regime soldiers. Several people were also wounded.The Syrian regime did not resist the Israeli bomb raid and attacked opposition controlled areas with missiles, Jolani said.Egypt had earlier proposed a ceasefire between Gaza-based resistance factions and Israel should have come into effect at 6 a.m. GMT on Tuesday.Israel's security cabinet had earlier accepted the proposal, while deputy Hamas leader Moussa Abu Marzouq said his group was still considering the initiative after having initially rejected it.Almost 200 Palestinians have been killed and more than 1400 injured in continuous Israeli airstrikes on the Gaza Strip since Monday of last week.