Hazrat Abu Bakr, the first Caliph of Islam. 2026-02-16T12:58:58+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Sherwani, Muhammad Habibur Rahman Khan; Haq, Translated by Syed Moinu (Sh. Muhammad Ashraf, 1963)