1 Chronicles 9:27

for they stayed round about the house of God during the night, because the charge was upon them, and the opening thereof every morning pertained to them.

1 Samuel 3:15

And Samuel lay until the morning, and opened the doors of the house of Jehovah. And Samuel feared to declare the vision to Eli.

1 Chronicles 23:30-32

and to stand every morning to thank and praise Jehovah, and likewise at even;

Malachi 1:10

Who is there among you that would even shut the doors? and ye would not kindle fire on mine altar for nothing. I have no delight in you, saith Jehovah of hosts, neither will I accept an oblation at your hand.

Romans 12:7

or service, let us occupy ourselves in service; or he that teaches, in teaching;

Treasury of Scripture Knowledge

Summary

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

Bible References

The charge

1 Chronicles 23:32
and they kept the charge of the tent of meeting, and the charge of the sanctuary, and the charge of the sons of Aaron their brethren, in the service of the house of Jehovah.
Romans 12:7
or service, let us occupy ourselves in service; or he that teaches, in teaching;

The opening

1 Samuel 3:15
And Samuel lay until the morning, and opened the doors of the house of Jehovah. And Samuel feared to declare the vision to Eli.
Malachi 1:10
Who is there among you that would even shut the doors? and ye would not kindle fire on mine altar for nothing. I have no delight in you, saith Jehovah of hosts, neither will I accept an oblation at your hand.