Porthos and Aramis placed themselves at the table and began to play. Athos walked about in a contemplative mood.
While thinking and walking, Athos passed and repassed before the pipe of the stove, broken in halves, the other extremity passing into the chamber above; and every time he passed and repassed he heard a murmur of words, which at length fixed his attention. Athos went close to it, and distinguished some words that appeared to merit so great an interest that he made a sign to his friends to be silent, remaining himself bent with his ear directed to the opening of the lower orifice.