Reference for Bava Batra 351:15

איבעיא להו בחנוק מה לי אמר רבי ישמעאל תא שמע דאמר ר' יעקב אמר רבי יוחנן חלוק היה רבי ישמעאל אף בחנוק

[it is a case] where the entry was,<span class="x" onmousemove="('comment',' Lit., 'when he wrote'. ');">²⁸</span> 'X is guarantor'.<span class="x" onmousemove="('comment',' Had the conjunction 'and' been inserted, the guarantee would have assumed full force and the guarantor's sold property also could be seized. ');">²⁹</span>

Jastrow