1)
What is the difference between "Oyvai" and "Miskomemai"?
1.
Malbim: The first seek in their hearts to do evil [to me]. The latter rise against me to kill me.
2)
What is "Tesageveni"?
1.
Radak: It should be as if You put me in a high, protected place, that they cannot reach me.
2.
Malbim: Make me overpower them!