To say "Happy New Year" for Rosh Hashanah in Hebrew, the most common greeting is [שנה טובה](javascript:void(0)) (Shana Tova), which means "Good Year" or "Have a good year".
Another popular phrase is [שנה טובה ומתוקה](javascript:void(0)) (Shana Tova Umetuka), meaning "Good and Sweet Year," which aligns with the tradition of eating apples dipped in honey to wish for a sweet new year.
More formal or extended greetings include [לשנה טובה תכתב ותחתם](javascript:void(0)) (L'shanah Tovah Tikatevu V'techatemu), which means "May you be inscribed and sealed for a good year," commonly used among religiously observant Jews during the holiday season.
In summary, the most common phrases to say "Happy New Year" during Rosh Hashanah are:
- [שנה טובה](javascript:void(0)) (Shana Tova) — "Good Year"
- [שנה טובה ומתוקה](javascript:void(0)) (Shana Tova Umetuka) — "Good and Sweet Year"
- [לשנה טובה תכתב ותחתם](javascript:void(0)) (L'shanah Tovah Tikatevu V'techatemu) — "May you be inscribed and sealed for a good year"
These greetings can be used depending on the level of formality and the context of the celebration.