When the noble Scholar, al-'Allaamah al-'Uthaymeen is informed that three Scholars from Ahlus-Sunnah, namely Shaykhs: Saalih al-Fawzaan, 'Abdullaah al-Ghudayyaan and 'Abdul-Muhsin al-'Abbaad have refuted 'Adnaan 'Ar'oor, he accepts this from them without asking for verification because they are thiqaat (reliable and trustworthy narrators) according to him. In doing this, the Shaykh demonstrates the how the Salaf would accept the news of the trustworthy in refutation of the deviants without asking for verification and confirmation as one would do with the news of the faasiq (disobedient sinner).
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Shaykh Muhammad Ibn Saalih al-'Uthaymeen on Accepting the News of the Trustworthy Person in Our Times
The noble Scholar affirms that the news of a trustworthy narrator in criticism of a caller is accepted in our times and that the news of a trustworthy narrator is not in need of verification. Although the news of a disobedient sinner must be verified in conformity with the command of Allaah.