1)
What is "Yesud ha'Ma'alah mi'Bavel"?
1.
Ibn Ezra: Ezra counseled people to ascend. He did so on Nisan 1, and ascended on Av 1. Malbim - the people did not ascend until a year later (8:31).
2.
Malbim: Then was founded the start of the ascent.
2)
What do we learn from "k'Yad Elokav ha'Tovah Alav"?
1.
Rashi: Hashem's hand was good on him, to make him succeed in his ways.
