1)
Whom will Hashem save?
1.
Rashi: This refers to everyone (who will take refuge under the wings of the Shechinah, and lodge in His shade).
2.
Radak: It is one who will trust in Him, just like I trusted in Him, and He saved me.
2)
What is the grammatical form of "Yakush"?
1.
Rashi: It is an adjective, in place of a verb; it means that the trap traps.
3)
What is "Havos"?
1.
Radak: It is breakage.
4)
Will Hashem save only from these two matters?!
1.
Malbim: No. "Pach Yakush" refers to all evils via people, and "Dever Havos" refers to all evils via nature.