Later on Saturday, Israeli Prime Minister Benjamin Netanyahu held a meeting with his military chiefs. He said Israel wanted peace but would defend itself "against any attack against us or any attempt by Iran to establish itself against us in Syria".
In other developments:
A Turkish helicopter was shot down as the country continued its offensive against Kurdish fighters in northern Syria. Two soldiers on board were killed, the Turkish military says
UN Human Rights Commissioner Zeid Ra'ad al-Hussein said the past week was one of the bloodiest in Syria since the conflict began in 2011 - with at least 277 civilian deaths reported
How did events unfold on Saturday morning?
Israel's military says one of its combat helicopters downed an Iranian drone infiltrating Israel. It tweeted footage of the incident.