The Painted Veil by William Somerset Maugham

Suddenly, walking along a blank long wall they came to a gateway flanked by sentry boxes, and the bearers set down the chairs. Waddington hurried up to Kitty. She had already jumped out. The officer knocked loudly on the door and shouted. A postern was opened and they passed into a courtyard. It was large and square. Huddled against the walls, under the eaves of the overhanging roofs, soldiers wrapped in their blankets were lying in huddled groups. They stopped for a moment while the officer spoke to a man who might have been a sergeant on guard. He turned and said something to Waddington.

‘He's still alive,' said Waddington in a low voice. ‘Take care how you walk.'