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Sahifah al-Sadiqah (Arabic: الصحيفة الصادقة, romanized: The Truthful Script) is a collection of hadith (sayings and practice of Muhammad) compiled by Abd Allah ibn Amr ibn al-As, one of his companions, It is often called the first book of hadith. The book was not preserved, but some hadiths in Musnad Ahmad (9th century) are believed to be from the Sahifa al-Sadiqa.