A ceasefire deal between Israel and the Lebanese militant group Hezbollah is “very close,” a regional source told CNN on Sunday, even as an uptick in Israeli attacks saw the death toll in Lebanon since mid-September pass a grim milestone.

Israel is potentially days away from a cease-fire deal with Lebanon’s Hezbollah, the Israeli ambassador to the United States said, following a new round of shuttle diplomacy by a senior envoy for the outgoing Biden administration.