Haggahot Ya'avetz on Ketubot Daf 48a
Can copy this into an AI, or connect the whole library to your assistant. For deeper learning, you can directly use the original seforim, sites, and apps.
אני בבגדי והיא בבגדה כו'. נ"ב והיא מקפדת עמו"ק א"ח (סר"מ):