'House of Israel' in the Bible

Rather, go to the lost sheep of the house of Israel.

But he answered, "I was not sent to anyone but the lost sheep of the house of Israel."

"Let all the house of Israel therefore know certainly that God has made him both Lord and Messiah, this Jesus whom you crucified."

But God turned, and abandoned them to serve the hosts of heaven, as it is written in the book of the prophets, 'Did you offer to me slain animals and sacrifices forty years in the wilderness, O house of Israel?

For finding fault with them, he said, "Behold, the days come," says the Lord, "when I will make a new covenant with the house of Israel and with the house of Judah;

"For this is the covenant that I will make with the house of Israel. After those days," says the Lord; "I will put my laws into their mind, I will also write them on their heart. I will be their God, and they will be my people.