'Household' in the Bible

In reply, the LORD announced, "Please listen, you household of David. Is it such a minor thing for you to try the patience of men? Must you also try the patience of my God?

"Come, go to this steward, to Shebna who is in charge of the household, and ask him: "What are you doing here, and who are your relatives here that you could carve out a grave for yourself here cutting out a tomb at the choicest location, chiseling out a resting place for yourself out of solid rock?