This ends the story about the Jewish exorcists. (See: rc://en/ta/man/translate/writing-endofstory)
“collected their books.” The word “books” refers to scrolls on which magical incantations and formulas were written.
“in front of everyone”
“the value of the books” or “the value of the scrolls”
“50,000” (See: rc://en/ta/man/translate/translate-numbers)
A “piece of silver” was the approximate daily wage for a common laborer. (See: rc://en/ta/man/translate/translate-bmoney)
“So because of these powerful deeds, more and more people heard the message about the Lord Jesus” (See: rc://en/ta/man/translate/figs-synecdoche)