Reference for Sanhedrin 61:17

<big><strong>גמ׳</strong></big> אמר רבה בר רב הונא הלכה כרשב"ג ואמר רבה בר רב הונא אין הלכה כדברי חכמים

It was rumoured of a certain disciple that he revealed a matter stated [as a secret] in the Beth ha-Midrash twenty-two years before. So R. Ammi expelled him from the Beth ha-Midrash saying: This man revealeth secrets.

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