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As for the hadith they cite as evidence—the Prophet’s statement, may Allah bless him and grant him peace:

“Some knowledge is, as it were, concealed; none knows it except those who have knowledge of Allah. Then, when they amkarū, none rejects it except those who are deluded concerning Allah.”

If authentic, this would be evidence against them. Yet it has no chain of transmission sufficient to establish it as authoritative evidence. Rather, Abū Ismāʿīl ʿAbd Allāh ibn Muhammad al-Ansārī narrated it in his book al-Fārūq through a chain of transmission that includes someone who