'Locks' in the Bible

All these towns had high walls round them with doors and locks; and in addition we took a great number of unwalled towns.

And Samson was there till the middle of the night; then he got up, and took a grip on the doors of the town, pulling them up, together with their two supports and their locks, and put them on his back and took them up to the top of the hill in front of Hebron.

... the son of Geber in Ramoth-gilead; he had the towns of Jair, the son of Manasseh, which are in Gilead, and the country of Argob, which is in Bashan, sixty great towns with walls and locks of brass.

And of Beth-horon the higher and the lower, walled towns with walls and doorways and locks;

He said to Judah, Let us make these towns, building walls round them with towers and doors and locks. The land is still ours, because we have been true to the Lord our God; we have been true to him and he has given us rest on every side. So they went on building and all went well for them.

The sons of Hassenaah were the builders of the fish doorway; they put its boards in place and put up its doors, with their locks and rods.

Joiada, the son of Paseah, and Meshullam, the son of Besodeiah, made good the old doorway; they put its boards in place and put up its doors, with their locks and rods.

Hanun and the people of Zanoah were working on the doorway of the valley; they put it up and put up its doors, with their locks and rods, and a thousand cubits of wall as far as the doorway where the waste material was placed.

And Malchijah, the son of Rechab, the ruler of the division of Beth-haccherem, made good the doorway of the waste, building it up and putting up its doors, with their locks and rods.

And Shallun, the son of Col-hozeh, the ruler of the division of Mizpah, made good the doorway of the fountain, building it up and covering it and putting up its doors, with their locks and rods, with the wall of the pool of Shelah by the king's garden, as far as the steps which go down from the town of David.

Ordering a fixed limit for it, with locks and doors;

Up! go against a nation which is living in comfort and without fear of danger, says the Lord, without doors or locks, living by themselves.

Babylon's men of war have kept back from the fight, waiting in their strong places; their strength has given way, they have become like women: her houses have been put on fire, her locks are broken.

Her doors have gone down into the earth; he has sent destruction on her locks: her king and her princes are among the nations where the law is not; even her prophets have had no vision from the Lord.

And you will say, I will go up to the land of small unwalled towns; I will go to those who are quiet, living, all of them, without fear of danger, without walls or locks or doors:

And I will have the locks of the door of Damascus broken, and him who is seated in power cut off from the valley of Aven, and him in whose hand is the rod from the house of Eden; and the people of Aram will go away as prisoners into Kir, says the Lord.

See, the people who are in you are women; the doorways of your land are wide open to your attackers: the locks of your doors have been burned away in the fire.