Fox News reports that 28 Christians were rounded up and arrested Friday in a private home in Saudi Arabia and their Bibles confiscated. The sweep was conducted by hard-line Islamists from the Commission for the Promotion of Virtue and Prevention of Vice.

According to the Saudi Gazette, children, as well as men and women, were detained. According to human rights activists, their current situation is unknown.

Fox News’ Benjamin Weinthal reported that State Department spokeswoman Jen Pskai said she “was not aware of the arrests, but pledged to look into the reports.”