It didn't happen. It rang, and I looked at the provocateur with a longer, stern look and left without a word (not that I could do one). After an hour in the office, I was praised by his classroom for hearing what had happened from the children and for saying that I had not backed down and insisted on following the rules. The next hour, when I could whisper, the student behaved more normally.
After an hour in the office, I was praised by his classroom for hearing what had happened from the children and for saying that I had not backed down and insisted on following the rules.