Related for Yoma 36:6
<big><strong>מתני׳</strong></big> מסרוהו זקני בית דין לזקני כהונה והעלוהו בית אבטינס והשביעוהו ונפטרו והלכו להם ואמרו לו אישי כהן גדול אנו שלוחי בית דין ואתה שלוחנו ושליח בית דין משביעין אנו עליך במי ששכן שמו בבית הזה שלא תשנה דבר מכל מה שאמרנו לך הוא פורש ובוכה והן פורשין ובוכין
THEY ADJURED HIM, TOOK THEIR LEAVE, AS THEY SAID TO HIM: SIR HIGH PRIEST, WE ARE MESSENGERS OF THE BETH DIN AND YOU ARE OUR MESSENGER AND THE MESSENGER OF THE COURT. WE ADJURE YOU BY HIM THAT MADE HIS NAME TO DWELL IN THIS HOUSE THAT YOU DO NOT CHANGE ANYTHING OF WHAT WE SAID TO YOU.<span class="x" onmousemove="('comment',' That he would not act in the manner of the Sadducees. V. GEMARA:');"><sup>14</sup></span> HE TURNED ASIDE AND WEPT AND THEY TURNED ASIDE AND WEPT.<span class="x" onmousemove="('comment',' The elders, because they had to utter such suspicion, he, because they had done so.');"><sup>15</sup></span> IF HE WAS A SAGE HE WOULD EXPOUND, AND IF NOT, THE DISCIPLES OF THE SAGES WOULD EXPOUND BEFORE HIM.