to the passage below and then answer the question afterwards in the same language as the passage: Passage: The Quran has sparked a huge body of commentary and explanation (tafsir), aimed at explaining the "meanings of the Quranic verses, clarifying their import and finding out their significance".Tafsir is one of the earliest academic activities of Muslims.According to the Quran, Muhammad was the first person who described the meanings of verses for early Muslims. Àwọn mìíràn tí ó kọ́kọ́ ṣe àlàyé nípa ìtumọ̀ àwọn ẹsẹ fún àwọn Mùsùlùmí àkọ́kọ́. Àwọn olùkọ́ni àkọ́kọ́ tí ó kọ́kọ́ ṣe àlàyé náà ní àwọn ẹlẹgbẹ́ Mùsùlùmí bíi, 'Ali ibn Abi Talib, 'Abdullah ibn Abbas, 'Abdullah ibn Umar àti Ubayy ibn Ka'b. Àlàyé ní àwọn ọjọ́ wọ̀nyìí jẹ́ àlàyé nípa àwọn ẹ̀ka ìwé tí ó wà nínú ẹsẹ náà, àtúnyẹ̀rí ìfihàn rẹ̀, àti ìgbà mìíràn, ìtumọ̀ ẹsẹ kan pẹ̀lú àt
Ali ibn Abi Talib, ʻAbdullah ibn Abbas, ʻAbdullah ibn Umar àti Ubayy ibn Kaʻb