1)
After saying "Hineni Alayich", why does it add "ba'Asosi Vah Shefatim"?
1.
Malbim: First I will punish you via making My hand heavy on you. Afterwards I will do judgment to you ? all will recognize that it is a punishment for your evil.
2)
What will result from "v'Yad'u Ki Ani Hashem"?
1.
Malbim: They will know that I reward and punish.
3)
What is the significance of "v'Nikdashti Vah"?
1.
Malbim: Sanctification if His name is a higher level than honor. They will see that He is G-d of gods.
4)
It says "Alayich" (second person), and "Vah" (third person)!
1.
Radak: Verses and Nevu'os often switch from one to the other.