'Gate' in the Bible

When it was time to close the [city] gate at dark, the men left; I do not know where they went. Pursue them quickly, for [if you do] you will overtake them.”

So the [king’s] men pursued them on the road to the Jordan as far as the fords [east of Jericho]; as soon as the pursuers had gone out after them, the gate [of the city] was shut.

The men of Ai killed about thirty-six of Israel’s men, and chased them from the gate as far as [the bluffs of] Shebarim and struck them down as they descended [the steep pass], so the hearts of the people melted [in despair and began to doubt God’s promise] and became like water (disheartened).

He hanged [the body of] the king of Ai on a tree [leaving it there] until evening; at sunset Joshua gave a command and they took the body down from the tree and dumped it at the entrance of the city gate, and piled a great heap of stones over it that stands to this day.

and the land of the Gebalite, and all Lebanon, toward the east, from Baal-gad below Mount Hermon to the entrance of Hamath.

He shall flee to one of these cities, and shall stand at the entrance of the gate of the city and explain his case to the elders of that city; and they shall take him into [the protection of] the city and give him a place [to stay], so that he may live among them.