Start of month of Kislev on the Hebrew calendar. Kislev (כִּסְלֵו) is the 3rd month of the civil Hebrew year and the 9th month of the biblical Hebrew year. It has 30 or 29 days and corresponds to November or December on the Gregorian calendar. רֹאשׁ חוֹדֶשׁ, transliterated Rosh Chodesh or Rosh Hodesh, is a minor holiday that occurs at the beginning of every month in the Hebrew calendar. It is marked by the birth of a new moon

Torah: Numbers 28:1-15

https://hebcal.com/h/rosh-chodesh-kislev-2025?i=on&uc=ical-buenos-aires-5786