2 Kings 4:23
Why must you go today? Her husband asked. It is neither a Sabbath nor a New Moon Festival. She replied: Never mind.
Numbers 10:10
Joyful occasions such as your New Moon Festivals and your other religious festivals, you are to blow the trumpets when you present your burnt offerings and your fellowship offerings. Then I will help you. I AM JEHOVAH YOUR GOD!
Numbers 28:11
At the beginning of each of your months you shall present a burnt offering to Jehovah: two bulls and one ram, seven male lambs one year old without defect.
1 Chronicles 23:31
and whenever burnt offerings were presented to Jehovah on Sabbaths and at New Moon festivals and at appointed feasts. They were to serve before Jehovah regularly in the proper number and in the way prescribed for them.
Isaiah 1:13-15
Do not bring any more worthless grain offerings. Your incense is disgusting to me! So are your New Moon Festivals, your days of worship, and the assemblies you call. I cannot endure your evil assemblies!