'Children of Israel' in the Bible

Yet I hold it somewhat against you that you have among you some who are clinging to the teaching of Balaam, who taught Balak to set a trap for the children of Israel, to entice them to eat the meat that had been sacrificed to idols and to commit immoral practices.

And I heard the number of those who were marked with the seal, one hundred and forty-four thousand. Those that were marked with the seal were from every tribe of the children of Israel: