1)
When will Hashem chase them?
1.
Malbim: It is after they leave, to go to Egypt.
2)
How will they be "l'Za'avah"?
1.
Refer to 24:9:1:1-2.
3)
What is "ul'Cherpah"?
1.
Rashi: It is disgrace. The same applies to every Cherpah in Tanach.
4)
Why does it say "Asher Hidachtim Sham"?
1.
Radak: The past tense is used in place of future. It is as if it says Adichem, for He did not yet exile the remnant in Yerushalayim.