1)
Why did he say "Al Tiktzof Hashem Ad Me'od"?
1.
Malbim: The anger should not be great in quality.
2)
What is the request "v'Al la'Ad Tizkor Avon Habet Na Amecha Kulanu"?
1.
Radak (7): Even though we sinned, we did not leave Your Reshus and we did not abandon Your great name and we did not turn to other gods. Therefore, pass over our sin and have mercy on us.
2.
Malbim: The anger should not be constant, for we are Your nation who wait for You and believed in You. We are not guilty for regressing - refer to 64:9:1:2.
