Leviticus 23:24-25
“Speak to the Israelites and say, ‘On the first day of the seventh month you are to have a day of rest, a sacred assembly announced by trumpet blasts. / You must not do any regular work, but you are to present a food offering to the LORD.’”

Leviticus 23:18
Along with the bread you are to present seven unblemished male lambs a year old, one young bull, and two rams. They will be a burnt offering to the LORD, together with their grain offerings and drink offerings—a food offering, a pleasing aroma to the LORD.

Numbers 28:11-15
At the beginning of every month, you are to present to the LORD a burnt offering of two young bulls, one ram, and seven male lambs a year old, all unblemished, / along with three-tenths of an ephah of fine flour mixed with oil as a grain offering with each bull, two-tenths of an ephah of fine flour mixed with oil as a grain offering with the ram, / and a tenth of an ephah of fine flour mixed with oil as a grain offering with each lamb. This is a burnt offering, a pleasing aroma, a food offering to the LORD. ...

2 Chronicles 8:13
He observed the daily requirement for offerings according to the commandment of Moses for Sabbaths, New Moons, and the three annual appointed feasts—the Feast of Unleavened Bread, the Feast of Weeks, and the Feast of Tabernacles.

Ezra 3:4
They also celebrated the Feast of Tabernacles in accordance with what is written, and they offered burnt offerings daily based on the number prescribed for each day.

Nehemiah 8:14-18
And they found written in the Law, which the LORD had commanded through Moses, that the Israelites were to dwell in booths during the feast of the seventh month, / and that they should proclaim this message and spread it throughout their towns and in Jerusalem, saying, “Go out to the hill country and bring back branches of olive, wild olive, myrtle, palm, and other leafy trees, to make booths, as it is written.” / And the people went out, brought back branches, and made booths on their own rooftops, in their courtyards, in the courts of the house of God, and in the squares by the Water Gate and by the Gate of Ephraim. ...

Psalm 81:3
Sound the ram’s horn at the New Moon, and at the full moon on the day of our Feast.

Isaiah 1:13-14
Bring your worthless offerings no more; your incense is detestable to Me. New Moons, Sabbaths, and convocations—I cannot endure iniquity in a solemn assembly. / I hate your New Moons and your appointed feasts. They have become a burden to Me; I am weary of bearing them.

Ezekiel 45:17
And it shall be the prince’s part to provide the burnt offerings, grain offerings, and drink offerings for the feasts, New Moons, and Sabbaths—for all the appointed feasts of the house of Israel. He will provide the sin offerings, grain offerings, burnt offerings, and peace offerings to make atonement for the house of Israel.

Hosea 2:11
I will put an end to all her exultation: her feasts, New Moons, and Sabbaths—all her appointed feasts.

Colossians 2:16-17
Therefore let no one judge you by what you eat or drink, or with regard to a feast, a New Moon, or a Sabbath. / These are a shadow of the things to come, but the body that casts it belongs to Christ.

Hebrews 10:1
For the law is only a shadow of the good things to come, not the realities themselves. It can never, by the same sacrifices offered year after year, make perfect those who draw near to worship.

Romans 14:5-6
One person regards a certain day above the others, while someone else considers every day alike. Each one should be fully convinced in his own mind. / He who observes a special day does so to the Lord; he who eats does so to the Lord, for he gives thanks to God; and he who abstains does so to the Lord and gives thanks to God.

Galatians 4:9-10
But now that you know God, or rather are known by God, how is it that you are turning back to those weak and worthless principles? Do you wish to be enslaved by them all over again? / You are observing special days and months and seasons and years!

Matthew 5:17
Do not think that I have come to abolish the Law or the Prophets. I have not come to abolish them, but to fulfill them.