'People of God' in the Bible

And the chiefs of the people, out of all the tribes of Israel, took their places in the meeting of the people of God, four hundred thousand footmen armed with swords.

And the woman said, Why have you had such a thought about the people of God? (for in saying these very words the king has put himself in the wrong because he has not taken back the one whom he sent far away.)

So that there is still a Sabbath-keeping for the people of God.

Feeling that it was better to undergo pain with the people of God, than for a short time to have a taste of the pleasures of sin;

In the past you were not a people, but now you are the people of God; then there was no mercy for you, but now mercy has been given to you.