Exodus 12:14
And this day will be a memorial for you, and you are to celebrate it as a feast to the LORD, as a lasting ordinance for the generations to come.

Exodus 23:14
Three times a year you are to celebrate a feast to Me.

Leviticus 23:2
"Speak to the Israelites and say to them, 'These are My appointed feasts, the feasts of the LORD that you will proclaim as sacred assemblies.

Leviticus 23:21
On that same day you are to proclaim a sacred assembly, and you are not to do any regular work. This is to be a permanent statute wherever you live for the generations to come.

Nehemiah 8:15
So they proclaimed 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."

Ezekiel 44:24
In any dispute, they shall officiate as judges and judge according to My ordinances. They must observe My laws and statutes regarding all My appointed feasts, and they must keep My Sabbaths holy.

Nahum 1:15
Look to the mountains--the feet of one who brings good news, who proclaims peace! Celebrate your feasts, O Judah; fulfill your vows. For the wicked will never again march through you; they will be utterly cut off.