The Feast of the New Moon: Restored After Captivity
Source: TTT
Ezra 3:5
After that, they presented the regular burnt offerings and those for New Moons and for all the appointed sacred feasts of the LORD, as well as all the freewill offerings brought to the LORD.
Nehemiah 10:33
for the showbread, for the regular grain offerings and burnt offerings, for the Sabbath offerings, for the New Moons and appointed feasts, for the holy offerings, for the sin offerings to make atonement for Israel, and for all the duties of the house of our God.