1)
Why does it repeat giving our enemy into our hands? The previous verse said so!
1.
Malbim: Our verse discusses the people. They praised for three matters - Shimshon was their enemy, destroyed their land (burned their fields) and killed many. Verse 23 discusses the officers; he did not do these evils to them 1 (he was merely their enemy).
1
In what sense did he do so to the [common] people more than to the officers? (PF)
2)
What is "Chalaleinu"?
1.
Radak: It is the plural (our corpses), even though there is no Yud.