וְאַרְבָּעִ֥ים בָּאַמָּ֖ה הָיָ֣ה הַבָּ֑יִת ה֖וּא הַהֵיכָ֥ל לִפְנָֽי׃
E era a casa, isto é, o templo fronteiro ao oráculo, de quarenta côvados de comprido.
Rashi on I Kings
That is the Sanctuary before it. In front of the partition towards the outside.