'Household' in the Bible

It is sufficient for the disciple that he should become as his teacher, and the bondman as his lord. If they have called the master of the house Beelzebub, how much more those of his household?

and they of his household shall be a man's enemies.

Who then is the faithful and prudent bondman whom his lord has set over his household, to give them food in season?

And the Lord said, Who then is the faithful and prudent steward, whom his lord will set over his household, to give the measure of corn in season?

And when the angel who was speaking to him had departed, having called two of his household and a pious soldier of those who were constantly with him,

So then, as we have occasion, let us do good towards all, and specially towards those of the household of faith.

So then ye are no longer strangers and foreigners, but ye are fellow-citizens of the saints, and of the household of God,

All the saints salute you, and specially those of the household of Caesar.