<p style='text-align: justify;'>Three drafts of a testimony concerning the qualifications and good conduct of the physician Abū l-Ḥasan b. Abū Sahl b. Ibrāhīm. The witnesses confirm his trustworthiness, good health and moral values, religious devotion, reliability, probity, charitableness, and integrity. No witness statements are present in the document. Ca. 13th century.</p>