Complex sentence: Hitchens contends that the religion was fabricated by Muhammad or his followers and that it was borrowed from other religious texts, and the hadith was taken from common maxims and sayings which developed throughout Arabia and Persia at the time.
Split into simpler sentences: Hitchens contends that the religion was fabricated by Muhammad or his followers and that it was borrowed from other religious texts. He also asserts that the hadith was taken from common maxims and sayings which developed throughout Arabia and Persia at the time.