The Night Horseman by Max Brand

Then, with a shifting of the wind, a song was blown to them from the bunk-house, a cheerful, ringing chorus; the sound was like daylight -- it drove the terror from the room. Joe Cumberland asked them to leave him. That night, he said, he would sleep. He felt it, like a promise. The other three went out from the room.

In the hall Kate and Daniels stood close together under a faint light from the wall-lamp, and they talked as if they had forgotten the presence of Byrne.