Is It Okay to Pray for the Destruction and Downfall of Our Enemies?

Questions about whether it’s okay to pray for the destruction and downfall of our enemies, how to reconcile the idea that God doesn’t tempt people with the fact that he led Jesus into the wilderness to be tempted, and why believers need to ask forgiveness for their sins.

• We use psalms in worship and model our prayers after them, but is it okay to pray for the destruction and downfall of our enemies like we see in the imprecatory psalms?
• How do we reconcile the idea that God doesn’t tempt people and isn’t the “author of evil“ with the fact that he led Jesus into the wilderness to be tempted in Luke 4?
• If God sees believers as blameless, why do we need to ask forgiveness for our sins?