Kitab al Wafi Bi-al-Wafiyyat - One of the most important biographical dictionary of Islamic and Arab civilisation. Al-Safadi (al-Qadi Muhammad ibn Abd al-Rahman al-Safadi,was from Damascus. He collected information about authors and scholars.

About Author;

Khalīl ibn Aybak al-Ṣafadī, or Salah al-Dīn al-Ṣafadī; full name - Salah al-Dīn Abū al-Ṣafa Khalīl ibn Aybak ibn ‘Abd Allāh al-Albakī al-Ṣafari al-Damascī Shafi'i. (1296 – 1363); he was a Turkic Mamluk author and historian. He studied under the historian and Shafi'i scholar, al-Dhahabi.

He was born in Safad (present-day Israel) under Mamluk rule. His wealthy family afforded him a broad education, memorising the Qur’ān and reciting the books of Ḥadīth. He excelled in the social sciences of grammar, language, philology and calligraphy. He painted on canvas, and was especially passionate about literature. He taught himself poetry, its systems, transmitters and meters.