How to use "sirens" in a sentence

He only knows that it was three in the afternoon when they first heard the sound of the police sirens.

The sound of the sirens was still in the distance, and Brandon thought that maybe they were still okay and that maybe they could leave; maybe they could escape together

What if they came, lights flashing and sirens screaming - and found no one? If she had summoned the police every time that she imagined hearing a prowler in the house during the past two weeks, they would have decided long ago that she was scramble-brained