'Door' in the Bible

The door for the middle side-chambers was in the right side of the house: and they went up by winding stairs into the middle'story , and out of the middle into the third.

and two doors of fir-wood: the two leaves of the one door were folding, and the two leaves of the other door were folding.

And it was so, when Ahijah heard the sound of her feet, as she came in at the door, that he said, Come in, thou wife of Jeroboam; why feignest thou thyself to be another? for I am sent to thee with heavy tidings.

And king Rehoboam made in their stead shields of brass, and committed them to the hands of the captains of the guard, who kept the door of the king's house.