The book aims to present the scientific methodology in writing modern research in an applied scientific vision, with the aim of informing students of the correct scientific method in studying chains of Hadith (أسانيد الأحاديث), Hadith narration (التخريج) and explaining hadiths, and how to verify modern manuscripts. Finally, the study was on the scientific methodology in verifying modern manuscripts, including: the definition of manuscript verification and its scientific importance, then the scientific methodology in collecting manuscripts and attributing them to their author, with the scientific methodology in verifying modern manuscripts.