1)
What word did He establish?
1.
Malbim: The curses in Devarim ? "Yolich Hashem Osecha v'Es Malkecha?" In the days of Yoshiyah, they found the Sefer Torah open to this verse. Hashem said via Chuldah that He will bring this evil.
2)
What was done in Yerushalayim?
1.
Rashi: Destruction ? killing, burning the city, raping women and taking captives in nooses.
