'Opening' in the Bible

For, lo, I am calling for all families of the kingdoms of the north, -- an affirmation of Jehovah -- and they have come, and put each his throne at the opening of the gates of Jerusalem, and by its walls round about, and by all cities of Judah.

The cities of the south have been shut up, And there is none opening, Judah hath been removed -- all of her, She hath been removed completely --

and thou hast gone forth unto the valley of the son of Hinnom, that is at the opening of the gate of the pottery, and hast proclaimed there the words that I speak unto thee,

And the heads of Judah hear these things, and they go up from the house of the king to the house of Jehovah, and sit in the opening of the new gate of Jehovah.

and Baruch readeth in the book the words of Jeremiah in the house of Jehovah, in the chamber of Gemariah son of Shaphan the scribe, in the higher court, at the opening of the new gate of the house of Jehovah, in the ears of all the people.

Take in thy hand great stones, and thou hast hidden them, in the clay, in the brick-kiln, that is at the opening of the house of Pharaoh in Tahpanhes, before the eyes of the men of Judah,