Part 1 of chapter 4 describes the end of days using almost identical language to Yeshayahu 2. He speaks of Kibbutz Galuyot as happening after the redemption although there's a machloket what will come first.

This shiur is dedicated in memory of ברכה בת אריה לייב

Delivered at the OU Israel Center, June 11th, 2018, 28 Sivan 5778