2 crucial lessons derived from the destruction caused by inappropriate machlokes

3 sections- psak of Shach (difference between me'ikar hadin, hefsed meruba, minhag), "bishul" means to eat, clarification of extent of chumra (not to eat milk after)

2 sections- procedure if only have one of the tefillin, proper placement of tefillin on arm

Chizkiya's illness and healing with Yeshaya's involvement and Hashem's promise

2 sections- test to confirm Aharon as KG (12 staffs, blossoming), re-emphasis of protection of holy areas from people not meant to be there

3 sections- 2 understanding of takana to have witnesses sign in get, 2 explanations of allowance of Hillel to establish pruzbol and override Shemitta and extent of takana, language of "ulbina" and related meimras

2 explanations of takana for eidim to sign in get because tikkun ha'olam, 2 explanations of the allowance of takana of pruzbol (Hillel) and discussion if was for his generation/future too, different meimras about "ulbina" audacity

Despite Sancherev's arrogant claims to be able to overpower Hashem, a miraculous event occurs and the Assyrian army is entirely wiped out, and Sancherev is killed in Nineveh (after fleeing) by his 2 children

After Korach and his people are wiped out, story of the usage of the fire pans and the continued complains with drastic results

3 sections- difference between almana/gerusha regarding shevouah/neder to collect kesuva, debate about neder of almana after remarried, debate if need to detail neder to have hataras Chacham and distinctions between a neder "b'rabim" or "al da'as rabim"