Complex sentence: Luxenberg remarks that the Qur'an contains much ambiguous and even inexplicable language, and asserts that even Muslim scholars find some passages difficult to parse and have written reams of Quranic commentary attempting to explain these passages.
Split into simpler sentences: Luxenberg remarks that the Qur'an contains much ambiguous and even inexplicable language. He asserts that even Muslim scholars find some passages difficult to parse and have written reams of Quranic commentary attempting to explain these passages.