persuade (one) of (something)
To convince, cajole, or coerce one into believing that something is true. My older brother could persuade me of anything when we were kids. One time, he got me to believe that the moon would fall on me if I didn't stay up the whole night! You'll have a harder time persuading the federal regulators of your story.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
persuade someone of something
to convince someone of something. Laura was unable to persuade me of the truth of her statement. We were all persuaded of the need for higher taxes.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.