'New Moon' in the Bible

that I may build a house for the name of the LORD my God, to consecrate it to him to burn sweet odours and to set shewbread before him perpetually, and for burnt sacrifices morning and evening, and on the Sabbath days, and the first day of every new moon, and in the solemn feasts of the LORD our God, so to continue ever in Israel.

to offer day by day according to the commandment of Moses, and in the Sabbaths and new moons, and the three solemn feasts of the year: the feast of sweetbread, the feast of weeks and the feast of booths.

And the king gave a portion of his substance for burnt offerings at morning and even, and for burnt offerings on the Sabbath days and new moons and other solemn feasts, according as it is written in the law of the LORD.