…knew all about his children now, and would tell them when they got inside, said that there could not be a more appropriate occasion for marrying the young people than that; and therefore he joined their hands, with the full consent of the indefatigable page, who (being the only other person surviving) pointed with his cap into the clouds, and his right hand to the ground; thereby invoking a blessing and giving the cue for the curtain to come down, which it did, amidst general applause.
There are no more uses of "invoke" in the book.
Show samples from other sources
She invoked the Fifth Amendment as reason not to answer.
Both read the same Bible, and pray to the same God; and each invokes his aid against the other.