Rabbi Akiva Eiger on Shulchan Arukh, Even HaEzer Siman 163
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.
סי' קס"ג ב"ש אות ב' ותשובת רש"ך סי' קע"ה. נ"ב ובתשו' לחם רב סי' י"ח: