The move comes after he purportedly made an audio recording calling the government's publicly stated reasons for arresting 11 princes "false" and "illogical."
The nearly six-minute-long audio has been posted online and published on Arabic media websites this week. The Associated Press could not independently verify its authenticity.
Saudi Arabia's attorney general on Sunday said the 11 princes were arrested for protesting a royal order to halt utility payments for royals.
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