21 times Bible mentions new moon, keep the day of the new moon holy. examples... Behold, I build an house to the name of the LORD my God, to dedicate it to him, and to burn before him sweet incense, and for the continual showbread, and for the burnt offerings morning and evening, on the sabbaths, and on the NEW MOONs, and on the solemn feasts of the LORD our God. This is an ordinance for ever to Israel. [ 2nd Chronicles 2:4 - kjv ] Saying, When will the NEW MOON be gone, that we may sell grain? and the sabbath, that we may set forth wheat, making the ephah small, and the shekel great, and falsifying the balances by deceit? [ Amos 8:5 -kjv ]