The whole house was suddenly quiet, the only sound that of distant sirens.
The night was quiet except for a few very distant sirens.
The sound of distant sirens were beginning to break the night stillness.
Nohar thought he could hear the sound of distant sirens.
Gillian heard distant sirens, but he knew they were still far enough away to be no threat.
He could hear a distant siren under the noise of the bell.
Behind me I could hear the wail of distant sirens.
And always in part listening for the distant siren getting louder.
So far, he heard no distant sirens, but that would quickly change.
Once in the open air, he could hear the distant sirens converging.