'Ambush' in the Bible

But the son of Paul’s sister, hearing about their ambush, came and entered the barracks and reported it to Paul.

Don’t let them persuade you, because there are more than 40 of them arranging to ambush him, men who have bound themselves under a curse not to eat or drink until they kill him. Now they are ready, waiting for a commitment from you.”

asking him to do them a favor against Paul, that he might summon him to Jerusalem. They were preparing an ambush along the road to kill him.