Jewish Rosh Hashanah 2024. 4, this year's observance will seamlessly transition into shabbat,. Rosh hashanah celebrates the jewish new year, and like the secular new year, the most common greeting for the holiday is “happy new year.” jews will often greet one another.

2, and conclude on friday, oct. Rosh hashanah celebrates the jewish new year, and like the secular new year, the most common greeting for the holiday is “happy new year.” jews will often greet one another.