https://thornhillkollel.com/wp-content/uploads/2016/02/shabbos-perek-yud-tes-mishna-2-what-steps-of-the-bris-milah-made-be-done-on-Shabbos.mp3“shabbos perek yud tes mishna 2 what steps of the bris milah made be done on Shabbos”.