Commentary for Kiddushin 64:2
איני והא רבא משקי בי הלולא דבריה ודל ליה כסא לרב פפא ולרב הונא בריה דרב יהושע וקמו מקמיה לרב מרי ולרב פנחס בריה דרב חסדא ולא קמו מקמיה איקפד ואמר הנו רבנן רבנן והנו רבנן לאו רבנן
For Raba was serving drink at his son's wedding, and when he offered a cup to R'Papa and R'Huna son of R'Joshua, they stood up before him; but [when he offered] R'Mari and R'Phineas son<span class="x" onmousemove="('comment',' Var. lec., 'sons', making it refer to R. Mari too.');"><sup>3</sup></span> of R'Hisda, they did not stand up before him. Thereupon he was offended and exclaimed: 'Are these Rabbis and the others not!'<span class="x" onmousemove="('comment',' 'You consider yourselves too great to rise: are then the others not Rabbis too?'');"><sup>4</sup></span>