1 Chronicles 9:23

So they and their children had the oversight of the gates of the house of Jehovah, even the house of the tent, by wards.

1 Chronicles 23:32

and that they should keep the charge of the tent of meeting, and the charge of the holy place, and the charge of the sons of Aaron their brethren, for the service of the house of Jehovah.

2 Chronicles 23:19

And he set the porters at the gates of the house of Jehovah, that none that was unclean in anything should enter in.

Nehemiah 12:45

And they kept the charge of their God, and the charge of the purification, and'so did the singers and the porters, according to the commandment of David, and of Solomon his son.

Ezekiel 44:10-11

But the Levites that went far from me, when Israel went astray, that went astray from me after their idols, they shall bear their iniquity.

Ezekiel 44:14

Yet will I make them keepers of the charge of the house, for all the service thereof, and for all that shall be done therein.

Treasury of Scripture Knowledge

Summary

So they and their children had the oversight of the gates of the house of the LORD, namely, the house of the tabernacle, by wards.

General references

Bible References

The oversight

1 Chronicles 23:32
and that they should keep the charge of the tent of meeting, and the charge of the holy place, and the charge of the sons of Aaron their brethren, for the service of the house of Jehovah.
2 Chronicles 23:19
And he set the porters at the gates of the house of Jehovah, that none that was unclean in anything should enter in.
Nehemiah 12:45
And they kept the charge of their God, and the charge of the purification, and'so did the singers and the porters, according to the commandment of David, and of Solomon his son.
Ezekiel 44:10
But the Levites that went far from me, when Israel went astray, that went astray from me after their idols, they shall bear their iniquity.

General references

1 Chronicles 15:23
And Berechiah and Elkanah were doorkeepers for the ark.

American Standard Version Public Domain