those people won't leave - for alot of reasons, and hezbollah needs to keep civilians in place for their tactics to work.
If I were Israel- I would say-"If they want to let the civilians out- find- give us our soldiers- UNHARMED and we will stop for 24 hours"
SOLDIERS FIRST!
Doesn't matter. They were given the opportunity and the entire world is a witness. If they don't leave it is choice and the reaction to something happening to them will be completely different.