In the context of Rosh Hodesh and Hallel, what are the rules for blessings if one forgets to insert the special mention?

HolidaysPrayerHoliday Prayers

Synopsis

On days with an additional Musaf service, if one forgets the Rosh Hodesh mention in Shacharit but completes the Musaf prayer, one may fulfill the obligation through the Musaf service rather than returning to repeat Shacharit.

Late Acharonim
Lenient
Strict
Lesser cited
Major authority

Discussion

Discussion coming soon.

The Daily Law

One question. Every opinion. Every morning.

A new halakhic question and the full spectrum of rabbinic thought, delivered daily.