Northanger Abbey by Jane Austen Chapter 4 Page 6

For a moment Catherine was surprised; but Mrs. Thorpe and her daughters had scarcely begun the history of their acquaintance with Mr. James Morland, before she remembered that her eldest brother had lately formed an intimacy with a young man of his own college, of the name of Thorpe; and that he had spent the last week of the Christmas vacation with his family, near London.

The whole being explained, many obliging things were said by the Miss Thorpes of their wish of being better acquainted with her; of being considered as already friends, through the friendship of their brothers, etc., which Catherine heard with pleasure, and answered with all the pretty expressions she could command; and, as the first proof of amity, she was soon invited to accept an arm of the eldest Miss Thorpe, and take a turn with her about the room.