Reference for Rosh Hashanah 60:12
מתיב רב אחא בר הונא תמיד של ראש השנה שחרית קרב כהלכתו במוסף מהו אומר (תהלים פא, ב) הרנינו לאלהים עוזנו הריעו לאלהי יעקב במנחה מהו אומר (תהלים כט, ח) קול ה' יחיל מדבר
R'Zera, however, said that they recited the weekday psalm along with the regular sacrifice of the afternoon.<span class="x" onmousemove="('comment',' Whereas, since the day was eventually declared holy, they should have recited the festival psalm. [No special psalm was instituted to be recited in connection with the morning sacrifice on New Year as witnesses rarely came so early.] aucha');"><sup>13</sup></span> Said R'Zera to Ahabah his son: Go and cite to them [the Babylonians] [the following Baraitha]: 'They made a rule that testimony with regard to the new moon should not be received unless there was still time left to offer the regular sacrifices and the additional sacrifices and thei drink-offerings and to recite the psalm without confusion'.<span class="x" onmousemove="('comment',' The Hebrew word is which R. Zera apparently understands in the sense of 'gabbling'. auca');"><sup>14</sup></span>