1)
Why does it say now to build the Beis ha'Mikdash?
1.
Malbim: After you will fix your ways, I will desire the Bayis.
2)
What do we learn from "v'Ikavda"?
1.
Malbim: Miracles, Shechinah and Hashem's honor will be seen.
3)
Why is "v'Ikavda" written without a Hei at the end?
1.
Rashi, citing Yuma 21b: This hints to five matters that were in Bayis Rishon, but not in Bayis Sheni - the Aron, Urim v'Tumim, fire [from Shamayim], Shechinah and Ru'ach ha'Kodesh..