The mass continued. When all were kneeling and the priests had lowered their heads while the _Incarnatus est_ was being sung, a man murmured in Ibarra's ear, "At the laying of the cornerstone, don't move away from the curate, don't go down into the trench, don't go near the stone--your life depends upon it!" Ibarra turned to see Elias, who, as soon as he had said this, disappeared in the crowd..