Sirens sounded Thursday night in several areas in Northern Israel, according to the Times of Israel.

As Al Jazeera reports, Hezbollah says it fired dozens of rockets toward northern Israel.

According to Israeli media interceptions were made by the Iron Dome air defense system over the Western Galilee. It is unclear, however, whether the attacks come in retaliation for the killing of Hezbollah’s commander in an Israeli airstrike earlier this week in Beirut.

Earlier, Israeli Prime Minister Benjamin Netanyahu warned that Israel is at “very high risk” amid fears of escalating tensions in the region after the leader of the Lebanese armed group Hezbollah, Hassan Nasrallah, said on Thursday that the war with Israel had entered a new phase, warning that the group would surely respond to the killing of a top commander in

The first response to Israel’s barrage of actions in recent days seems to come from Hezbollah, which launched rockets into its territory.