'Remnant' in the Bible

I will cut off the inhabitant from Ashdod, and him who holds the scepter from Ashkelon; and I will turn my hand against Ekron; and the remnant of the Philistines will perish," says the Lord Yahweh.

Hate evil, love good, and establish justice in the courts. It may be that Yahweh, the God of Armies, will be gracious to the remnant of Joseph."

that they may possess the remnant of Edom, and all the nations who are called by my name," says Yahweh who does this.