Abu al-Fida Isma’il ibn Umar ibn Kathir al-Dimashqi (Arabic: أبو الفداء إسماعيل بن عمر بن كثير الدمشقي, romanized: Abū al-Fiḍā’ Ismā‘īl ibn ‘Umar ibn Kathīr al-Dimashqī; c. 1300–1373), known simply as Ibn Kathir, was an Arab Islamic exegete, historian and scholar. An expert on tafsir (Qur’anic exegesis), tarikh (history) and fiqh (jurisprudence), he is considered a leading authority on Sunni Islam.
Born in Bostra, Mamluk Sultanate, Ibn Kathir’s teachers include al-Dhahabi and Ibn Taymiyya. He wrote several books, including a fourteen-volume universal history titled al-Bidaya wa’l-Nihaya (Arabic: البداية والنهاية).