There are two major classical Arabic works known as Kitab al-Buldan
Kitab al-Buldan (Book of the Countries) refers to two major 9th-century Arabic works that are foundational to Islamic geography and history. Both are available in English translation as PDFs or digital scans through platforms like the Internet Archive 1. Kitab al-Buldan by al-Yaqubi (d. 897) Often cited as the first "scientific" treatment of historical geography in the Arab world. kitab al-buldan english pdf
The "Kitab al-Buldan" consists of an introduction and several chapters, each focusing on a specific region or territory. The book covers a vast area, including: There are two major classical Arabic works known
Mukhtaṣar Kitāb al-Buldān by Ibn al-Faqīh al-Hamadhānī - Brill kitab al-buldan english pdf
This level of detail is invaluable for historians recreating the Abbasid capital.