When do you say Rosh Chodesh Musaf?
The Musaf service for Rosh Chodesh is recited on the first day(s) of each Hebrew month, following the Shacharit morning service.
What is Rosh Chodesh Musaf?
This additional prayer commemorates the special sacrifices offered in the Temple on the new moon. Rosh Chodesh celebrates renewal and the Jewish people's connection to the lunar calendar.