sentences:  Honoria sends the jewels and gifts to Sophia in the custody of the licentious courtiers Ricardo and Ubaldo, who have been instructed to seduce her.They convince Sophia that Mathias has been repeatedly unfaithful to her, and that the presents they carry are the cast-offs of his many lovers.Sophia is shocked and hurt by this; and their temptations of her cause the picture in Mathias's possession to turn yellow.