https://thornhillkollel.com/wp-content/uploads/2015/12/shabbos-perek-zayin-mishna-3-what-must-a-person-carry-in-order-to-be-liable-for-a-sin-offering-on-Shabbos.mp3“shabbos perek zayin mishna 3 what must a person carry in order to be liable for a sin offering on Shabbos”.