According to the Times of Israel:
"Israeli fighter jets carried out airstrikes in Syria to thwart a planned attack on Israel by Iran-backed fighters using armed drones, the Israel Defense Forces said Saturday night.
The Israeli military said its strike late Saturday targeted operatives from Iran’s Islamic Revolutionary Guard Corps’ Quds Force as well as Shiite militias who had been planning on sending “kamikaze” attack drones into Israel armed with explosives..."