'Opening' in the Bible

And they went to the opening into Gedor, as far as the east side of the valley, in search of grass-land for their flocks.

Zechariah son of Meshelemiah is gatekeeper at the opening of the tent of meeting.

And they lodged round about the house of God, because the charge was upon them, and the opening thereof every morning pertained to them.

and the sons of Ammon come out and set battle in array at the opening of the city, and the kings who have come are by themselves in the field.