Twenty Years After by Alexandre Dumas Chapter 28 Page 15

“Ah, I’m ready to do what you will,” cried Porthos; “even to swear by Mahomet. Devil take me if I’ve ever been so happy as at this moment.”

And he wiped his eyes, still moist.

“Has not one of you a cross?” asked Athos.

Aramis smiled and drew from his vest a cross of diamonds, which was hung around his neck by a chain of pearls. “Here is one,” he said.

“Well,” resumed Athos, “swear on this cross, which, in spite of its magnificent material, is still a cross; swear to be united in spite of everything, and forever, and may this oath bind us to each other, and even, also, our descendants!

Does this oath satisfy you?”