'House of Israel' in the Bible

For finding fault, He saith to them, 'Lo, days come, saith the Lord, and I will complete with the house of Israel, and with the house of Judah, a new covenant,

because this is the covenant that I will make with the house of Israel, after those days, saith the Lord, giving My laws into their mind, and upon their hearts I will write them, and I will be to them for a God, and they shall be to Me for a people;