2 Chronicles 23:19

And he put door-keepers at the doors of the Lord's house, to see that no one who was unclean in any way might come in

1 Chronicles 9:22-24

There were two hundred and twelve whose business it was to keep the doorway. These were listed by families in the country places where they were living, whom David and Samuel the seer put in their responsible positions.

1 Chronicles 26:1-32

For the divisions of the door-keepers: of the Korahites, Meshelemiah, the son of Kore, of the sons of Ebiasaph.

Treasury of Scripture Knowledge

Summary

And he set the porters at the gates of the house of the LORD, that none which was unclean in any thing should enter in.

Bible References

Porters

1 Chronicles 9:23
So they and their sons had the care of the doors of the house of the Lord, the house of the Tent, as watchers.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain