Abū Dāwūd Sulaymān ibn al-Ashʿath al-Azdī al-Sijistānī (202–275 AH)

A prominent hadith scholar and compiler of Sunan Abī Dāwūd, one of the six major hadith collections in Sunni Islam. Known for his keen focus on hadiths relevant to legal rulings, his work became a crucial reference for Islamic jurisprudence. He was praised for his precision and deep understanding of hadith classification.