Study Eruvin folio 40B with parallel Hebrew-English text, traditional commentary, and modern study tools. Free access to Babylonian Talmud online.
R' Zeira said: The New Moon is different, for while it must indeed be mentioned according to Beit Shammai, it does not require a separate blessing. Since the New Moon is included in the regular morning and evening prayers without a separate blessing, it is included in the additional prayer as well
The Talmud asks: And do Beit Shammai accept the view that one should include the New Moon in the regular prayer? Wasn’t it taught in a baraita that with regard to a New Moon that occurs on Shabbat, Beit Shammai say: One must pray an Amida that includes 8 blessings in the additional prayer, including
The Talmud comments: The issue of whether or not one should include the mention of the New Moon in the blessing pertaining to the sanctity of the day of Shabbat is itself the subject of a dispute between the tanna’im, as it was taught in a baraita with regard to a Shabbat that occurs on a New Moon o
And in the additional prayer, one begins the 4th blessing, the special blessing for the additional service, with Shabbat, and concludes it with Shabbat, and says a passage referring to the sanctity of the day of the New Moon or the Festival in the middle. Therefore, only in the additional prayer is
On the other hand, Rabban Shimon ben Gamliel and R' Yishmael, son of R' Yoḥanan ben Beroka, say: Wherever one is obligated to recite 7 blessings, including the evening, morning, and afternoon prayers, he begins the 4th blessing with Shabbat and concludes it with Shabbat, and he says a passage referr