Levushei Serad on Shulchan Arukh, Orach Chayim Siman 493
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.
מ"א סק"ו דהוי לא תתגודדו וכו'. ע' כנ"י סי' מ"ג מ"א: