1 Chronicles 23:31

Whenever burnt offerings are offered to the Lord on the Sabbaths, New Moons, and appointed festivals, they are to do so regularly in the Lord’s presence according to the number prescribed for them.

Isaiah 1:13-14

Stop bringing useless offerings.
Your incense is detestable to Me.
New Moons and Sabbaths,
and the calling of solemn assemblies—
I cannot stand iniquity with a festival.

Leviticus 23:24

“Tell the Israelites: In the seventh month, on the first day of the month, you are to have a day of complete rest, commemoration, and joyful shouting—a sacred assembly.

“You are to celebrate the Lord’s festival on the fifteenth day of the seventh month for seven days after you have gathered the produce of the land. There will be complete rest on the first day and complete rest on the eighth day.

Numbers 10:10

You are to sound the trumpets over your burnt offerings and your fellowship sacrifices and on your joyous occasions, your appointed festivals, and the beginning of each of your months. They will serve as a reminder for you before your God: I am Yahweh your God.”

Numbers 28:1-29

The Lord spoke to Moses,

Psalm 81:1-4

For the choir director: on the Gittith. Of Asaph.Sing for joy to God our strength;
shout in triumph to the God of Jacob.

Treasury of Scripture Knowledge

Summary

1 Chronicles 23:31

And to offer all burnt sacrifices unto the LORD in the sabbaths, in the new moons, and on the set feasts, by number, according to the order commanded unto them, continually before the LORD:

In the sabbaths

Set feasts

Leviticus 23:1

General references

Ezekiel 44:14

Bible References

In the sabbaths

“Tell the Israelites: In the seventh month, on the first day of the month, you are to have a day of complete rest, commemoration, and joyful shouting

—a sacred assembly.

For the choir director: on the Gittith. Of Asaph.Sing for joy to God our strength;
shout in triumph to the God of Jacob.

Stop bringing useless offerings.
Your incense is detestable to Me.
New Moons and Sabbaths,
and the calling of solemn assemblies—
I cannot stand iniquity with a festival.

Set feasts

The Lord spoke to Moses:

General references

Yet I will make them responsible for the duties of the temple—for all its work and everything done in it.

1 Chronicles 23:31