American Standard Version (ASV):
And not a few of them that practised magical arts brought their books together and burned them in the sight of all; and they counted the price of them, and found it fifty thousand pieces of silver.
King James Version (KJV):
Many of them also which used curious arts brought their books together, and burned them before all [men]: and they counted the price of them, and found [it] fifty thousand [pieces] of silver.