King James Version
But Christ as a son over his own house; whose house are we, if we hold fast the confidence and the rejoicing of the hope firm unto the end.English Standard Version
but Christ is faithful over God's house as a son. And we are his house if indeed we hold fast our confidence and our boasting in our hope.New International Version
But Christ is faithful as a son over God's house. And we are his house, if we hold on to our courage and the hope of which we boast.