Hebrews 9:6

Now these things having been thus prepared, the priests go in continually into the first tabernacle, accomplishing the services,

Numbers 28:3

You shall tell them, 'This is the offering made by fire which you shall offer to Yahweh: male lambs a year old without blemish, two day by day, for a continual burnt offering.

Exodus 27:21

In the Tent of Meeting, outside the veil which is before the testimony, Aaron and his sons shall keep it in order from evening to morning before Yahweh: it shall be a statute forever throughout their generations on the behalf of the children of Israel.

Exodus 30:7-8

Aaron shall burn incense of sweet spices on it every morning. When he tends the lamps, he shall burn it.

2 Chronicles 26:16-19

But when he was strong, his heart was lifted up, so that he did corruptly, and he trespassed against Yahweh his God; for he went into the temple of Yahweh to burn incense on the altar of incense.

Daniel 8:11

Yes, it magnified itself, even to the prince of the army; and it took away from him the continual [burnt offering], and the place of his sanctuary was cast down.

Luke 1:8-11

Now it happened, while he executed the priest's office before God in the order of his division,

Treasury of Scripture Knowledge

Summary

Now when these things were thus ordained, the priests went always into the first tabernacle, accomplishing the service of God.

Bible References

The priests

Exodus 27:21
In the Tent of Meeting, outside the veil which is before the testimony, Aaron and his sons shall keep it in order from evening to morning before Yahweh: it shall be a statute forever throughout their generations on the behalf of the children of Israel.
Exodus 30:7
Aaron shall burn incense of sweet spices on it every morning. When he tends the lamps, he shall burn it.
Numbers 28:3
You shall tell them, 'This is the offering made by fire which you shall offer to Yahweh: male lambs a year old without blemish, two day by day, for a continual burnt offering.
2 Chronicles 26:16
But when he was strong, his heart was lifted up, so that he did corruptly, and he trespassed against Yahweh his God; for he went into the temple of Yahweh to burn incense on the altar of incense.
Daniel 8:11
Yes, it magnified itself, even to the prince of the army; and it took away from him the continual [burnt offering], and the place of his sanctuary was cast down.
Luke 1:8
Now it happened, while he executed the priest's office before God in the order of his division,